Home / 1,314,377.50-1,813,841.04-710,765.50

Finding the Fourth Proportional to 1,314,377.50, 1,813,841.04 and 710,765.50

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Solution

The fourth proportional to 1,314,377.50, 1,813,841.04 and 710,765.50 is: 980,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,377.50 : 1,813,841.04 = 710,765.50 : x
  2. Step 2: Convert to fraction form
    1,314,377.50/1,813,841.04 = 710,765.50/x
  3. Step 3: Cross multiply
    1,314,377.50x = 1,813,841.04 × 710,765.50
  4. Step 4: Simplify right side
    1,314,377.50x = 1,289,215,633,716.12
  5. Step 5: Solve for x
    x = 1,289,215,633,716.12/1,314,377.50
  6. Step 6: Final answer
    x = 980,856.44

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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.