Home / 1,097,638.80-1,649,957.40-1,034,653.20

Finding the Fourth Proportional to 1,097,638.80, 1,649,957.40 and 1,034,653.20

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Solution

The fourth proportional to 1,097,638.80, 1,649,957.40 and 1,034,653.20 is: 1,555,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,638.80 : 1,649,957.40 = 1,034,653.20 : x
  2. Step 2: Convert to fraction form
    1,097,638.80/1,649,957.40 = 1,034,653.20/x
  3. Step 3: Cross multiply
    1,097,638.80x = 1,649,957.40 × 1,034,653.20
  4. Step 4: Simplify right side
    1,097,638.80x = 1,707,133,703,773.68
  5. Step 5: Solve for x
    x = 1,707,133,703,773.68/1,097,638.80
  6. Step 6: Final answer
    x = 1,555,278.21

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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.