Home / 1,904,431.76-2,854,966.11-1,457,149.43

Finding the Fourth Proportional to 1,904,431.76, 2,854,966.11 and 1,457,149.43

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Solution

The fourth proportional to 1,904,431.76, 2,854,966.11 and 1,457,149.43 is: 2,184,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,431.76 : 2,854,966.11 = 1,457,149.43 : x
  2. Step 2: Convert to fraction form
    1,904,431.76/2,854,966.11 = 1,457,149.43/x
  3. Step 3: Cross multiply
    1,904,431.76x = 2,854,966.11 × 1,457,149.43
  4. Step 4: Simplify right side
    1,904,431.76x = 4,160,112,243,350.36
  5. Step 5: Solve for x
    x = 4,160,112,243,350.36/1,904,431.76
  6. Step 6: Final answer
    x = 2,184,437.55

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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.