Home / 1,375,263.83-2,062,909.92-415,727.30

Finding the Fourth Proportional to 1,375,263.83, 2,062,909.92 and 415,727.30

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Solution

The fourth proportional to 1,375,263.83, 2,062,909.92 and 415,727.30 is: 623,595.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,263.83 : 2,062,909.92 = 415,727.30 : x
  2. Step 2: Convert to fraction form
    1,375,263.83/2,062,909.92 = 415,727.30/x
  3. Step 3: Cross multiply
    1,375,263.83x = 2,062,909.92 × 415,727.30
  4. Step 4: Simplify right side
    1,375,263.83x = 857,607,971,184.82
  5. Step 5: Solve for x
    x = 857,607,971,184.82/1,375,263.83
  6. Step 6: Final answer
    x = 623,595.23

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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.