Home / 1,962,269.12-2,709,987.52-1,352,008.64

Finding the Fourth Proportional to 1,962,269.12, 2,709,987.52 and 1,352,008.64

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Solution

The fourth proportional to 1,962,269.12, 2,709,987.52 and 1,352,008.64 is: 1,867,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,269.12 : 2,709,987.52 = 1,352,008.64 : x
  2. Step 2: Convert to fraction form
    1,962,269.12/2,709,987.52 = 1,352,008.64/x
  3. Step 3: Cross multiply
    1,962,269.12x = 2,709,987.52 × 1,352,008.64
  4. Step 4: Simplify right side
    1,962,269.12x = 3,663,926,541,332.17
  5. Step 5: Solve for x
    x = 3,663,926,541,332.17/1,962,269.12
  6. Step 6: Final answer
    x = 1,867,188.61

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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.