Home / 1,120,597.86-1,547,883.54-906,545.19

Finding the Fourth Proportional to 1,120,597.86, 1,547,883.54 and 906,545.19

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Solution

The fourth proportional to 1,120,597.86, 1,547,883.54 and 906,545.19 is: 1,252,212.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,597.86 : 1,547,883.54 = 906,545.19 : x
  2. Step 2: Convert to fraction form
    1,120,597.86/1,547,883.54 = 906,545.19/x
  3. Step 3: Cross multiply
    1,120,597.86x = 1,547,883.54 × 906,545.19
  4. Step 4: Simplify right side
    1,120,597.86x = 1,403,226,377,867.17
  5. Step 5: Solve for x
    x = 1,403,226,377,867.17/1,120,597.86
  6. Step 6: Final answer
    x = 1,252,212.26

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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.