Home / 1,477,943.52-2,217,500.88-768,419.04

Finding the Fourth Proportional to 1,477,943.52, 2,217,500.88 and 768,419.04

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Solution

The fourth proportional to 1,477,943.52, 2,217,500.88 and 768,419.04 is: 1,152,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,943.52 : 2,217,500.88 = 768,419.04 : x
  2. Step 2: Convert to fraction form
    1,477,943.52/2,217,500.88 = 768,419.04/x
  3. Step 3: Cross multiply
    1,477,943.52x = 2,217,500.88 × 768,419.04
  4. Step 4: Simplify right side
    1,477,943.52x = 1,703,969,897,408.76
  5. Step 5: Solve for x
    x = 1,703,969,897,408.76/1,477,943.52
  6. Step 6: Final answer
    x = 1,152,933.03

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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.