Home / 1,452,918.72-2,003,891.76-943,785.12

Finding the Fourth Proportional to 1,452,918.72, 2,003,891.76 and 943,785.12

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Solution

The fourth proportional to 1,452,918.72, 2,003,891.76 and 943,785.12 is: 1,301,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,918.72 : 2,003,891.76 = 943,785.12 : x
  2. Step 2: Convert to fraction form
    1,452,918.72/2,003,891.76 = 943,785.12/x
  3. Step 3: Cross multiply
    1,452,918.72x = 2,003,891.76 × 943,785.12
  4. Step 4: Simplify right side
    1,452,918.72x = 1,891,243,225,178.61
  5. Step 5: Solve for x
    x = 1,891,243,225,178.61/1,452,918.72
  6. Step 6: Final answer
    x = 1,301,685.50

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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.