Home / 1,495,404.30-2,243,398.05-642,474.30

Finding the Fourth Proportional to 1,495,404.30, 2,243,398.05 and 642,474.30

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Solution

The fourth proportional to 1,495,404.30, 2,243,398.05 and 642,474.30 is: 963,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,404.30 : 2,243,398.05 = 642,474.30 : x
  2. Step 2: Convert to fraction form
    1,495,404.30/2,243,398.05 = 642,474.30/x
  3. Step 3: Cross multiply
    1,495,404.30x = 2,243,398.05 × 642,474.30
  4. Step 4: Simplify right side
    1,495,404.30x = 1,441,325,591,795.12
  5. Step 5: Solve for x
    x = 1,441,325,591,795.12/1,495,404.30
  6. Step 6: Final answer
    x = 963,836.73

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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.