Home / 1,070,249.10-1,605,373.65-715,433.10

Finding the Fourth Proportional to 1,070,249.10, 1,605,373.65 and 715,433.10

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Solution

The fourth proportional to 1,070,249.10, 1,605,373.65 and 715,433.10 is: 1,073,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,249.10 : 1,605,373.65 = 715,433.10 : x
  2. Step 2: Convert to fraction form
    1,070,249.10/1,605,373.65 = 715,433.10/x
  3. Step 3: Cross multiply
    1,070,249.10x = 1,605,373.65 × 715,433.10
  4. Step 4: Simplify right side
    1,070,249.10x = 1,148,537,447,077.82
  5. Step 5: Solve for x
    x = 1,148,537,447,077.82/1,070,249.10
  6. Step 6: Final answer
    x = 1,073,149.65

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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.