Home / 1,102,557.20-1,654,296.60-354,832.40

Finding the Fourth Proportional to 1,102,557.20, 1,654,296.60 and 354,832.40

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Solution

The fourth proportional to 1,102,557.20, 1,654,296.60 and 354,832.40 is: 532,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,557.20 : 1,654,296.60 = 354,832.40 : x
  2. Step 2: Convert to fraction form
    1,102,557.20/1,654,296.60 = 354,832.40/x
  3. Step 3: Cross multiply
    1,102,557.20x = 1,654,296.60 × 354,832.40
  4. Step 4: Simplify right side
    1,102,557.20x = 586,998,032,889.84
  5. Step 5: Solve for x
    x = 586,998,032,889.84/1,102,557.20
  6. Step 6: Final answer
    x = 532,396.90

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1.5x scale

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.