Home / 2,406,891.47-3,321,359.55-1,319,085.86

Finding the Fourth Proportional to 2,406,891.47, 3,321,359.55 and 1,319,085.86

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Solution

The fourth proportional to 2,406,891.47, 3,321,359.55 and 1,319,085.86 is: 1,820,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,891.47 : 3,321,359.55 = 1,319,085.86 : x
  2. Step 2: Convert to fraction form
    2,406,891.47/3,321,359.55 = 1,319,085.86/x
  3. Step 3: Cross multiply
    2,406,891.47x = 3,321,359.55 × 1,319,085.86
  4. Step 4: Simplify right side
    2,406,891.47x = 4,381,158,401,774.17
  5. Step 5: Solve for x
    x = 4,381,158,401,774.17/2,406,891.47
  6. Step 6: Final answer
    x = 1,820,255.90

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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.