Home / 1,900,280.11-2,850,419.44-763,041.97

Finding the Fourth Proportional to 1,900,280.11, 2,850,419.44 and 763,041.97

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Solution

The fourth proportional to 1,900,280.11, 2,850,419.44 and 763,041.97 is: 1,144,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,280.11 : 2,850,419.44 = 763,041.97 : x
  2. Step 2: Convert to fraction form
    1,900,280.11/2,850,419.44 = 763,041.97/x
  3. Step 3: Cross multiply
    1,900,280.11x = 2,850,419.44 × 763,041.97
  4. Step 4: Simplify right side
    1,900,280.11x = 2,174,989,657,697.85
  5. Step 5: Solve for x
    x = 2,174,989,657,697.85/1,900,280.11
  6. Step 6: Final answer
    x = 1,144,562.66

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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.