Home / 1,487,873.52-2,053,222.56-843,353.28

Finding the Fourth Proportional to 1,487,873.52, 2,053,222.56 and 843,353.28

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Solution

The fourth proportional to 1,487,873.52, 2,053,222.56 and 843,353.28 is: 1,163,803.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,873.52 : 2,053,222.56 = 843,353.28 : x
  2. Step 2: Convert to fraction form
    1,487,873.52/2,053,222.56 = 843,353.28/x
  3. Step 3: Cross multiply
    1,487,873.52x = 2,053,222.56 × 843,353.28
  4. Step 4: Simplify right side
    1,487,873.52x = 1,731,591,980,546.00
  5. Step 5: Solve for x
    x = 1,731,591,980,546.00/1,487,873.52
  6. Step 6: Final answer
    x = 1,163,803.21

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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.