Home / 1,155,577.32-1,595,207.49-690,595.29

Finding the Fourth Proportional to 1,155,577.32, 1,595,207.49 and 690,595.29

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Solution

The fourth proportional to 1,155,577.32, 1,595,207.49 and 690,595.29 is: 953,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,577.32 : 1,595,207.49 = 690,595.29 : x
  2. Step 2: Convert to fraction form
    1,155,577.32/1,595,207.49 = 690,595.29/x
  3. Step 3: Cross multiply
    1,155,577.32x = 1,595,207.49 × 690,595.29
  4. Step 4: Simplify right side
    1,155,577.32x = 1,101,642,779,166.72
  5. Step 5: Solve for x
    x = 1,101,642,779,166.72/1,155,577.32
  6. Step 6: Final answer
    x = 953,326.76

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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.