Home / 2,172,711.06-2,996,258.22-1,301,406.66

Finding the Fourth Proportional to 2,172,711.06, 2,996,258.22 and 1,301,406.66

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Solution

The fourth proportional to 2,172,711.06, 2,996,258.22 and 1,301,406.66 is: 1,794,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,711.06 : 2,996,258.22 = 1,301,406.66 : x
  2. Step 2: Convert to fraction form
    2,172,711.06/2,996,258.22 = 1,301,406.66/x
  3. Step 3: Cross multiply
    2,172,711.06x = 2,996,258.22 × 1,301,406.66
  4. Step 4: Simplify right side
    2,172,711.06x = 3,899,350,402,587.75
  5. Step 5: Solve for x
    x = 3,899,350,402,587.75/2,172,711.06
  6. Step 6: Final answer
    x = 1,794,693.49

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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.