Home / 1,061,355.87-1,464,476.49-625,909.82

Finding the Fourth Proportional to 1,061,355.87, 1,464,476.49 and 625,909.82

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Solution

The fourth proportional to 1,061,355.87, 1,464,476.49 and 625,909.82 is: 863,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,355.87 : 1,464,476.49 = 625,909.82 : x
  2. Step 2: Convert to fraction form
    1,061,355.87/1,464,476.49 = 625,909.82/x
  3. Step 3: Cross multiply
    1,061,355.87x = 1,464,476.49 × 625,909.82
  4. Step 4: Simplify right side
    1,061,355.87x = 916,630,208,927.75
  5. Step 5: Solve for x
    x = 916,630,208,927.75/1,061,355.87
  6. Step 6: Final answer
    x = 863,640.78

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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.