Home / 1,332,202.60-1,838,328.45-751,393.72

Finding the Fourth Proportional to 1,332,202.60, 1,838,328.45 and 751,393.72

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Solution

The fourth proportional to 1,332,202.60, 1,838,328.45 and 751,393.72 is: 1,036,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,202.60 : 1,838,328.45 = 751,393.72 : x
  2. Step 2: Convert to fraction form
    1,332,202.60/1,838,328.45 = 751,393.72/x
  3. Step 3: Cross multiply
    1,332,202.60x = 1,838,328.45 × 751,393.72
  4. Step 4: Simplify right side
    1,332,202.60x = 1,381,308,445,213.79
  5. Step 5: Solve for x
    x = 1,381,308,445,213.79/1,332,202.60
  6. Step 6: Final answer
    x = 1,036,860.65

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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.