Home / 1,872,002.10-2,808,003.15-609,957.30

Finding the Fourth Proportional to 1,872,002.10, 2,808,003.15 and 609,957.30

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Solution

The fourth proportional to 1,872,002.10, 2,808,003.15 and 609,957.30 is: 914,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,002.10 : 2,808,003.15 = 609,957.30 : x
  2. Step 2: Convert to fraction form
    1,872,002.10/2,808,003.15 = 609,957.30/x
  3. Step 3: Cross multiply
    1,872,002.10x = 2,808,003.15 × 609,957.30
  4. Step 4: Simplify right side
    1,872,002.10x = 1,712,762,019,765.50
  5. Step 5: Solve for x
    x = 1,712,762,019,765.50/1,872,002.10
  6. Step 6: Final answer
    x = 914,935.95

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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.