Home / 1,502,796.79-2,254,195.05-661,348.54

Finding the Fourth Proportional to 1,502,796.79, 2,254,195.05 and 661,348.54

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Solution

The fourth proportional to 1,502,796.79, 2,254,195.05 and 661,348.54 is: 992,022.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,796.79 : 2,254,195.05 = 661,348.54 : x
  2. Step 2: Convert to fraction form
    1,502,796.79/2,254,195.05 = 661,348.54/x
  3. Step 3: Cross multiply
    1,502,796.79x = 2,254,195.05 × 661,348.54
  4. Step 4: Simplify right side
    1,502,796.79x = 1,490,808,605,192.73
  5. Step 5: Solve for x
    x = 1,490,808,605,192.73/1,502,796.79
  6. Step 6: Final answer
    x = 992,022.75

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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.