Home / 1,690,753.03-2,333,239.23-926,790.19

Finding the Fourth Proportional to 1,690,753.03, 2,333,239.23 and 926,790.19

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Solution

The fourth proportional to 1,690,753.03, 2,333,239.23 and 926,790.19 is: 1,278,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,753.03 : 2,333,239.23 = 926,790.19 : x
  2. Step 2: Convert to fraction form
    1,690,753.03/2,333,239.23 = 926,790.19/x
  3. Step 3: Cross multiply
    1,690,753.03x = 2,333,239.23 × 926,790.19
  4. Step 4: Simplify right side
    1,690,753.03x = 2,162,423,229,287.15
  5. Step 5: Solve for x
    x = 2,162,423,229,287.15/1,690,753.03
  6. Step 6: Final answer
    x = 1,278,970.49

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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.