Home / 1,071,045.73-1,478,030.92-618,327.01

Finding the Fourth Proportional to 1,071,045.73, 1,478,030.92 and 618,327.01

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Solution

The fourth proportional to 1,071,045.73, 1,478,030.92 and 618,327.01 is: 853,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,045.73 : 1,478,030.92 = 618,327.01 : x
  2. Step 2: Convert to fraction form
    1,071,045.73/1,478,030.92 = 618,327.01/x
  3. Step 3: Cross multiply
    1,071,045.73x = 1,478,030.92 × 618,327.01
  4. Step 4: Simplify right side
    1,071,045.73x = 913,906,439,451.15
  5. Step 5: Solve for x
    x = 913,906,439,451.15/1,071,045.73
  6. Step 6: Final answer
    x = 853,284.24

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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.