Home / 1,313,853.32-1,813,116.66-710,241.32

Finding the Fourth Proportional to 1,313,853.32, 1,813,116.66 and 710,241.32

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Solution

The fourth proportional to 1,313,853.32, 1,813,116.66 and 710,241.32 is: 980,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,853.32 : 1,813,116.66 = 710,241.32 : x
  2. Step 2: Convert to fraction form
    1,313,853.32/1,813,116.66 = 710,241.32/x
  3. Step 3: Cross multiply
    1,313,853.32x = 1,813,116.66 × 710,241.32
  4. Step 4: Simplify right side
    1,313,853.32x = 1,287,750,369,912.39
  5. Step 5: Solve for x
    x = 1,287,750,369,912.39/1,313,853.32
  6. Step 6: Final answer
    x = 980,132.52

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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.