Home / 5,112,255.60-7,668,383.40-1,518,577.20

Finding the Fourth Proportional to 5,112,255.60, 7,668,383.40 and 1,518,577.20

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Solution

The fourth proportional to 5,112,255.60, 7,668,383.40 and 1,518,577.20 is: 2,277,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,255.60 : 7,668,383.40 = 1,518,577.20 : x
  2. Step 2: Convert to fraction form
    5,112,255.60/7,668,383.40 = 1,518,577.20/x
  3. Step 3: Cross multiply
    5,112,255.60x = 7,668,383.40 × 1,518,577.20
  4. Step 4: Simplify right side
    5,112,255.60x = 11,645,032,192,098.48
  5. Step 5: Solve for x
    x = 11,645,032,192,098.48/5,112,255.60
  6. Step 6: Final answer
    x = 2,277,865.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.