Home / 5,112,483.60-7,668,725.40-2,587,810.80

Finding the Fourth Proportional to 5,112,483.60, 7,668,725.40 and 2,587,810.80

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Solution

The fourth proportional to 5,112,483.60, 7,668,725.40 and 2,587,810.80 is: 3,881,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,483.60 : 7,668,725.40 = 2,587,810.80 : x
  2. Step 2: Convert to fraction form
    5,112,483.60/7,668,725.40 = 2,587,810.80/x
  3. Step 3: Cross multiply
    5,112,483.60x = 7,668,725.40 × 2,587,810.80
  4. Step 4: Simplify right side
    5,112,483.60x = 19,845,210,412,354.32
  5. Step 5: Solve for x
    x = 19,845,210,412,354.32/5,112,483.60
  6. Step 6: Final answer
    x = 3,881,716.20

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Double scale
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Similar ratio
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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.