Home / 1,791,720.12-2,472,577.16-975,921.28

Finding the Fourth Proportional to 1,791,720.12, 2,472,577.16 and 975,921.28

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Solution

The fourth proportional to 1,791,720.12, 2,472,577.16 and 975,921.28 is: 1,346,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,720.12 : 2,472,577.16 = 975,921.28 : x
  2. Step 2: Convert to fraction form
    1,791,720.12/2,472,577.16 = 975,921.28/x
  3. Step 3: Cross multiply
    1,791,720.12x = 2,472,577.16 × 975,921.28
  4. Step 4: Simplify right side
    1,791,720.12x = 2,413,040,666,885.97
  5. Step 5: Solve for x
    x = 2,413,040,666,885.97/1,791,720.12
  6. Step 6: Final answer
    x = 1,346,773.22

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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.