Home / 1,872,030.90-2,808,003.15-609,849.30

Finding the Fourth Proportional to 1,872,030.90, 2,808,003.15 and 609,849.30

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Solution

The fourth proportional to 1,872,030.90, 2,808,003.15 and 609,849.30 is: 914,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,030.90 : 2,808,003.15 = 609,849.30 : x
  2. Step 2: Convert to fraction form
    1,872,030.90/2,808,003.15 = 609,849.30/x
  3. Step 3: Cross multiply
    1,872,030.90x = 2,808,003.15 × 609,849.30
  4. Step 4: Simplify right side
    1,872,030.90x = 1,712,458,755,425.30
  5. Step 5: Solve for x
    x = 1,712,458,755,425.30/1,872,030.90
  6. Step 6: Final answer
    x = 914,759.88

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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.