Home / 1,108,340.40-1,659,871.62-707,740.32

Finding the Fourth Proportional to 1,108,340.40, 1,659,871.62 and 707,740.32

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Solution

The fourth proportional to 1,108,340.40, 1,659,871.62 and 707,740.32 is: 1,059,925.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,340.40 : 1,659,871.62 = 707,740.32 : x
  2. Step 2: Convert to fraction form
    1,108,340.40/1,659,871.62 = 707,740.32/x
  3. Step 3: Cross multiply
    1,108,340.40x = 1,659,871.62 × 707,740.32
  4. Step 4: Simplify right side
    1,108,340.40x = 1,174,758,071,497.72
  5. Step 5: Solve for x
    x = 1,174,758,071,497.72/1,108,340.40
  6. Step 6: Final answer
    x = 1,059,925.34

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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.