Home / 1,251,581.93-1,726,301.76-1,209,916.82

Finding the Fourth Proportional to 1,251,581.93, 1,726,301.76 and 1,209,916.82

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Solution

The fourth proportional to 1,251,581.93, 1,726,301.76 and 1,209,916.82 is: 1,668,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,581.93 : 1,726,301.76 = 1,209,916.82 : x
  2. Step 2: Convert to fraction form
    1,251,581.93/1,726,301.76 = 1,209,916.82/x
  3. Step 3: Cross multiply
    1,251,581.93x = 1,726,301.76 × 1,209,916.82
  4. Step 4: Simplify right side
    1,251,581.93x = 2,088,681,535,819.60
  5. Step 5: Solve for x
    x = 2,088,681,535,819.60/1,251,581.93
  6. Step 6: Final answer
    x = 1,668,833.25

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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.