Home / 1,104,952.20-1,657,428.30-927,659.40

Finding the Fourth Proportional to 1,104,952.20, 1,657,428.30 and 927,659.40

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Solution

The fourth proportional to 1,104,952.20, 1,657,428.30 and 927,659.40 is: 1,391,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,952.20 : 1,657,428.30 = 927,659.40 : x
  2. Step 2: Convert to fraction form
    1,104,952.20/1,657,428.30 = 927,659.40/x
  3. Step 3: Cross multiply
    1,104,952.20x = 1,657,428.30 × 927,659.40
  4. Step 4: Simplify right side
    1,104,952.20x = 1,537,528,942,321.02
  5. Step 5: Solve for x
    x = 1,537,528,942,321.02/1,104,952.20
  6. Step 6: Final answer
    x = 1,391,489.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.