Home / 1,020,785.52-1,408,684.80-591,088.60

Finding the Fourth Proportional to 1,020,785.52, 1,408,684.80 and 591,088.60

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Solution

The fourth proportional to 1,020,785.52, 1,408,684.80 and 591,088.60 is: 815,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,785.52 : 1,408,684.80 = 591,088.60 : x
  2. Step 2: Convert to fraction form
    1,020,785.52/1,408,684.80 = 591,088.60/x
  3. Step 3: Cross multiply
    1,020,785.52x = 1,408,684.80 × 591,088.60
  4. Step 4: Simplify right side
    1,020,785.52x = 832,657,526,273.28
  5. Step 5: Solve for x
    x = 832,657,526,273.28/1,020,785.52
  6. Step 6: Final answer
    x = 815,702.72

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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.