Home / 3,690,644.10-5,535,966.15-1,990,032.90

Finding the Fourth Proportional to 3,690,644.10, 5,535,966.15 and 1,990,032.90

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Solution

The fourth proportional to 3,690,644.10, 5,535,966.15 and 1,990,032.90 is: 2,985,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,644.10 : 5,535,966.15 = 1,990,032.90 : x
  2. Step 2: Convert to fraction form
    3,690,644.10/5,535,966.15 = 1,990,032.90/x
  3. Step 3: Cross multiply
    3,690,644.10x = 5,535,966.15 × 1,990,032.90
  4. Step 4: Simplify right side
    3,690,644.10x = 11,016,754,771,786.34
  5. Step 5: Solve for x
    x = 11,016,754,771,786.34/3,690,644.10
  6. Step 6: Final answer
    x = 2,985,049.35

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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.