Home / 1,712,258.01-2,568,412.17-813,791.43

Finding the Fourth Proportional to 1,712,258.01, 2,568,412.17 and 813,791.43

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Solution

The fourth proportional to 1,712,258.01, 2,568,412.17 and 813,791.43 is: 1,220,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,258.01 : 2,568,412.17 = 813,791.43 : x
  2. Step 2: Convert to fraction form
    1,712,258.01/2,568,412.17 = 813,791.43/x
  3. Step 3: Cross multiply
    1,712,258.01x = 2,568,412.17 × 813,791.43
  4. Step 4: Simplify right side
    1,712,258.01x = 2,090,151,812,653.70
  5. Step 5: Solve for x
    x = 2,090,151,812,653.70/1,712,258.01
  6. Step 6: Final answer
    x = 1,220,699.10

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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.