Home / 1,914,458.10-2,871,687.15-1,648,518.90

Finding the Fourth Proportional to 1,914,458.10, 2,871,687.15 and 1,648,518.90

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Solution

The fourth proportional to 1,914,458.10, 2,871,687.15 and 1,648,518.90 is: 2,472,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,458.10 : 2,871,687.15 = 1,648,518.90 : x
  2. Step 2: Convert to fraction form
    1,914,458.10/2,871,687.15 = 1,648,518.90/x
  3. Step 3: Cross multiply
    1,914,458.10x = 2,871,687.15 × 1,648,518.90
  4. Step 4: Simplify right side
    1,914,458.10x = 4,734,030,541,662.14
  5. Step 5: Solve for x
    x = 4,734,030,541,662.14/1,914,458.10
  6. Step 6: Final answer
    x = 2,472,778.35

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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.