Home / 2,488,909.40-3,734,139.06-891,486.28

Finding the Fourth Proportional to 2,488,909.40, 3,734,139.06 and 891,486.28

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Solution

The fourth proportional to 2,488,909.40, 3,734,139.06 and 891,486.28 is: 1,337,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,909.40 : 3,734,139.06 = 891,486.28 : x
  2. Step 2: Convert to fraction form
    2,488,909.40/3,734,139.06 = 891,486.28/x
  3. Step 3: Cross multiply
    2,488,909.40x = 3,734,139.06 × 891,486.28
  4. Step 4: Simplify right side
    2,488,909.40x = 3,328,933,739,602.10
  5. Step 5: Solve for x
    x = 3,328,933,739,602.10/2,488,909.40
  6. Step 6: Final answer
    x = 1,337,507.00

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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.