Home / 1,314,111.52-1,813,476.60-710,499.52

Finding the Fourth Proportional to 1,314,111.52, 1,813,476.60 and 710,499.52

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Solution

The fourth proportional to 1,314,111.52, 1,813,476.60 and 710,499.52 is: 980,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,111.52 : 1,813,476.60 = 710,499.52 : x
  2. Step 2: Convert to fraction form
    1,314,111.52/1,813,476.60 = 710,499.52/x
  3. Step 3: Cross multiply
    1,314,111.52x = 1,813,476.60 × 710,499.52
  4. Step 4: Simplify right side
    1,314,111.52x = 1,288,474,253,831.23
  5. Step 5: Solve for x
    x = 1,288,474,253,831.23/1,314,111.52
  6. Step 6: Final answer
    x = 980,490.80

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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.