Home / 1,062,004.20-1,591,256.70-904,540.20

Finding the Fourth Proportional to 1,062,004.20, 1,591,256.70 and 904,540.20

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Solution

The fourth proportional to 1,062,004.20, 1,591,256.70 and 904,540.20 is: 1,355,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,004.20 : 1,591,256.70 = 904,540.20 : x
  2. Step 2: Convert to fraction form
    1,062,004.20/1,591,256.70 = 904,540.20/x
  3. Step 3: Cross multiply
    1,062,004.20x = 1,591,256.70 × 904,540.20
  4. Step 4: Simplify right side
    1,062,004.20x = 1,439,355,653,669.34
  5. Step 5: Solve for x
    x = 1,439,355,653,669.34/1,062,004.20
  6. Step 6: Final answer
    x = 1,355,320.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.