Home / 1,104,643.20-1,656,964.80-927,350.40

Finding the Fourth Proportional to 1,104,643.20, 1,656,964.80 and 927,350.40

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Solution

The fourth proportional to 1,104,643.20, 1,656,964.80 and 927,350.40 is: 1,391,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,643.20 : 1,656,964.80 = 927,350.40 : x
  2. Step 2: Convert to fraction form
    1,104,643.20/1,656,964.80 = 927,350.40/x
  3. Step 3: Cross multiply
    1,104,643.20x = 1,656,964.80 × 927,350.40
  4. Step 4: Simplify right side
    1,104,643.20x = 1,536,586,970,065.92
  5. Step 5: Solve for x
    x = 1,536,586,970,065.92/1,104,643.20
  6. Step 6: Final answer
    x = 1,391,025.60

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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.