Home / 1,457,656.88-2,011,569.56-813,060.52

Finding the Fourth Proportional to 1,457,656.88, 2,011,569.56 and 813,060.52

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Solution

The fourth proportional to 1,457,656.88, 2,011,569.56 and 813,060.52 is: 1,122,025.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,656.88 : 2,011,569.56 = 813,060.52 : x
  2. Step 2: Convert to fraction form
    1,457,656.88/2,011,569.56 = 813,060.52/x
  3. Step 3: Cross multiply
    1,457,656.88x = 2,011,569.56 × 813,060.52
  4. Step 4: Simplify right side
    1,457,656.88x = 1,635,527,792,469.77
  5. Step 5: Solve for x
    x = 1,635,527,792,469.77/1,457,656.88
  6. Step 6: Final answer
    x = 1,122,025.23

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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.