Home / 1,981,445.64-2,735,232.03-1,337,737.74

Finding the Fourth Proportional to 1,981,445.64, 2,735,232.03 and 1,337,737.74

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Solution

The fourth proportional to 1,981,445.64, 2,735,232.03 and 1,337,737.74 is: 1,846,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,445.64 : 2,735,232.03 = 1,337,737.74 : x
  2. Step 2: Convert to fraction form
    1,981,445.64/2,735,232.03 = 1,337,737.74/x
  3. Step 3: Cross multiply
    1,981,445.64x = 2,735,232.03 × 1,337,737.74
  4. Step 4: Simplify right side
    1,981,445.64x = 3,659,023,114,187.81
  5. Step 5: Solve for x
    x = 3,659,023,114,187.81/1,981,445.64
  6. Step 6: Final answer
    x = 1,846,643.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.