Home / 1,314,046.56-1,813,384.08-710,434.56

Finding the Fourth Proportional to 1,314,046.56, 1,813,384.08 and 710,434.56

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Solution

The fourth proportional to 1,314,046.56, 1,813,384.08 and 710,434.56 is: 980,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,046.56 : 1,813,384.08 = 710,434.56 : x
  2. Step 2: Convert to fraction form
    1,314,046.56/1,813,384.08 = 710,434.56/x
  3. Step 3: Cross multiply
    1,314,046.56x = 1,813,384.08 × 710,434.56
  4. Step 4: Simplify right side
    1,314,046.56x = 1,288,290,720,985.81
  5. Step 5: Solve for x
    x = 1,288,290,720,985.81/1,314,046.56
  6. Step 6: Final answer
    x = 980,399.60

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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.