Home / 1,571,399.15-2,168,545.14-951,218.58

Finding the Fourth Proportional to 1,571,399.15, 2,168,545.14 and 951,218.58

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Solution

The fourth proportional to 1,571,399.15, 2,168,545.14 and 951,218.58 is: 1,312,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,399.15 : 2,168,545.14 = 951,218.58 : x
  2. Step 2: Convert to fraction form
    1,571,399.15/2,168,545.14 = 951,218.58/x
  3. Step 3: Cross multiply
    1,571,399.15x = 2,168,545.14 × 951,218.58
  4. Step 4: Simplify right side
    1,571,399.15x = 2,062,760,417,037.59
  5. Step 5: Solve for x
    x = 2,062,760,417,037.59/1,571,399.15
  6. Step 6: Final answer
    x = 1,312,690.29

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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.