Home / 1,991,824.67-2,748,717.95-1,132,384.92

Finding the Fourth Proportional to 1,991,824.67, 2,748,717.95 and 1,132,384.92

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Solution

The fourth proportional to 1,991,824.67, 2,748,717.95 and 1,132,384.92 is: 1,562,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,824.67 : 2,748,717.95 = 1,132,384.92 : x
  2. Step 2: Convert to fraction form
    1,991,824.67/2,748,717.95 = 1,132,384.92/x
  3. Step 3: Cross multiply
    1,991,824.67x = 2,748,717.95 × 1,132,384.92
  4. Step 4: Simplify right side
    1,991,824.67x = 3,112,606,750,251.39
  5. Step 5: Solve for x
    x = 3,112,606,750,251.39/1,991,824.67
  6. Step 6: Final answer
    x = 1,562,691.14

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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.