Home / 1,314,377.76-1,813,841.38-710,765.76

Finding the Fourth Proportional to 1,314,377.76, 1,813,841.38 and 710,765.76

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Solution

The fourth proportional to 1,314,377.76, 1,813,841.38 and 710,765.76 is: 980,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,377.76 : 1,813,841.38 = 710,765.76 : x
  2. Step 2: Convert to fraction form
    1,314,377.76/1,813,841.38 = 710,765.76/x
  3. Step 3: Cross multiply
    1,314,377.76x = 1,813,841.38 × 710,765.76
  4. Step 4: Simplify right side
    1,314,377.76x = 1,289,216,346,975.15
  5. Step 5: Solve for x
    x = 1,289,216,346,975.15/1,314,377.76
  6. Step 6: Final answer
    x = 980,856.79

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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.