Home / 954,205.20-1,431,307.80-913,251.60

Finding the Fourth Proportional to 954,205.20, 1,431,307.80 and 913,251.60

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Solution

The fourth proportional to 954,205.20, 1,431,307.80 and 913,251.60 is: 1,369,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,205.20 : 1,431,307.80 = 913,251.60 : x
  2. Step 2: Convert to fraction form
    954,205.20/1,431,307.80 = 913,251.60/x
  3. Step 3: Cross multiply
    954,205.20x = 1,431,307.80 × 913,251.60
  4. Step 4: Simplify right side
    954,205.20x = 1,307,144,138,442.48
  5. Step 5: Solve for x
    x = 1,307,144,138,442.48/954,205.20
  6. Step 6: Final answer
    x = 1,369,877.40

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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.