Home / 1,523,043.68-2,101,812.72-843,991.52

Finding the Fourth Proportional to 1,523,043.68, 2,101,812.72 and 843,991.52

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Solution

The fourth proportional to 1,523,043.68, 2,101,812.72 and 843,991.52 is: 1,164,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,043.68 : 2,101,812.72 = 843,991.52 : x
  2. Step 2: Convert to fraction form
    1,523,043.68/2,101,812.72 = 843,991.52/x
  3. Step 3: Cross multiply
    1,523,043.68x = 2,101,812.72 × 843,991.52
  4. Step 4: Simplify right side
    1,523,043.68x = 1,773,912,112,308.13
  5. Step 5: Solve for x
    x = 1,773,912,112,308.13/1,523,043.68
  6. Step 6: Final answer
    x = 1,164,715.19

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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.