Home / 1,124,730-1,552,127.40-615,432.38

Finding the Fourth Proportional to 1,124,730, 1,552,127.40 and 615,432.38

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Solution

The fourth proportional to 1,124,730, 1,552,127.40 and 615,432.38 is: 849,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,730 : 1,552,127.40 = 615,432.38 : x
  2. Step 2: Convert to fraction form
    1,124,730/1,552,127.40 = 615,432.38/x
  3. Step 3: Cross multiply
    1,124,730x = 1,552,127.40 × 615,432.38
  4. Step 4: Simplify right side
    1,124,730x = 955,229,452,084.58
  5. Step 5: Solve for x
    x = 955,229,452,084.58/1,124,730
  6. Step 6: Final answer
    x = 849,296.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.