Home / 5,256,001.60-7,884,002.40-1,710,145.60

Finding the Fourth Proportional to 5,256,001.60, 7,884,002.40 and 1,710,145.60

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Solution

The fourth proportional to 5,256,001.60, 7,884,002.40 and 1,710,145.60 is: 2,565,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,001.60 : 7,884,002.40 = 1,710,145.60 : x
  2. Step 2: Convert to fraction form
    5,256,001.60/7,884,002.40 = 1,710,145.60/x
  3. Step 3: Cross multiply
    5,256,001.60x = 7,884,002.40 × 1,710,145.60
  4. Step 4: Simplify right side
    5,256,001.60x = 13,482,792,014,749.44
  5. Step 5: Solve for x
    x = 13,482,792,014,749.44/5,256,001.60
  6. Step 6: Final answer
    x = 2,565,218.40

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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.