Home / 1,441,572.90-2,160,026.55-908,139.30

Finding the Fourth Proportional to 1,441,572.90, 2,160,026.55 and 908,139.30

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Solution

The fourth proportional to 1,441,572.90, 2,160,026.55 and 908,139.30 is: 1,360,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,572.90 : 2,160,026.55 = 908,139.30 : x
  2. Step 2: Convert to fraction form
    1,441,572.90/2,160,026.55 = 908,139.30/x
  3. Step 3: Cross multiply
    1,441,572.90x = 2,160,026.55 × 908,139.30
  4. Step 4: Simplify right side
    1,441,572.90x = 1,961,604,999,098.42
  5. Step 5: Solve for x
    x = 1,961,604,999,098.42/1,441,572.90
  6. Step 6: Final answer
    x = 1,360,739.37

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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.