Home / 954,001.60-1,431,002.40-689,617.60

Finding the Fourth Proportional to 954,001.60, 1,431,002.40 and 689,617.60

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Solution

The fourth proportional to 954,001.60, 1,431,002.40 and 689,617.60 is: 1,034,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,001.60 : 1,431,002.40 = 689,617.60 : x
  2. Step 2: Convert to fraction form
    954,001.60/1,431,002.40 = 689,617.60/x
  3. Step 3: Cross multiply
    954,001.60x = 1,431,002.40 × 689,617.60
  4. Step 4: Simplify right side
    954,001.60x = 986,844,440,682.24
  5. Step 5: Solve for x
    x = 986,844,440,682.24/954,001.60
  6. Step 6: Final answer
    x = 1,034,426.40

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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.