Home / 1,074,607.20-1,482,970.22-615,712.53

Finding the Fourth Proportional to 1,074,607.20, 1,482,970.22 and 615,712.53

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Solution

The fourth proportional to 1,074,607.20, 1,482,970.22 and 615,712.53 is: 849,690.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,607.20 : 1,482,970.22 = 615,712.53 : x
  2. Step 2: Convert to fraction form
    1,074,607.20/1,482,970.22 = 615,712.53/x
  3. Step 3: Cross multiply
    1,074,607.20x = 1,482,970.22 × 615,712.53
  4. Step 4: Simplify right side
    1,074,607.20x = 913,083,342,992.29
  5. Step 5: Solve for x
    x = 913,083,342,992.29/1,074,607.20
  6. Step 6: Final answer
    x = 849,690.33

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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.