Home / 1,332,215.60-1,838,346.48-751,406.72

Finding the Fourth Proportional to 1,332,215.60, 1,838,346.48 and 751,406.72

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Solution

The fourth proportional to 1,332,215.60, 1,838,346.48 and 751,406.72 is: 1,036,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,215.60 : 1,838,346.48 = 751,406.72 : x
  2. Step 2: Convert to fraction form
    1,332,215.60/1,838,346.48 = 751,406.72/x
  3. Step 3: Cross multiply
    1,332,215.60x = 1,838,346.48 × 751,406.72
  4. Step 4: Simplify right side
    1,332,215.60x = 1,381,345,889,568.61
  5. Step 5: Solve for x
    x = 1,381,345,889,568.61/1,332,215.60
  6. Step 6: Final answer
    x = 1,036,878.64

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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.