Home / 1,023,284.51-1,412,686.26-615,477.38

Finding the Fourth Proportional to 1,023,284.51, 1,412,686.26 and 615,477.38

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Solution

The fourth proportional to 1,023,284.51, 1,412,686.26 and 615,477.38 is: 849,691.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,284.51 : 1,412,686.26 = 615,477.38 : x
  2. Step 2: Convert to fraction form
    1,023,284.51/1,412,686.26 = 615,477.38/x
  3. Step 3: Cross multiply
    1,023,284.51x = 1,412,686.26 × 615,477.38
  4. Step 4: Simplify right side
    1,023,284.51x = 869,476,438,066.80
  5. Step 5: Solve for x
    x = 869,476,438,066.80/1,023,284.51
  6. Step 6: Final answer
    x = 849,691.78

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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.