Home / 2,009,998.80-3,013,961.40-747,176.40

Finding the Fourth Proportional to 2,009,998.80, 3,013,961.40 and 747,176.40

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Solution

The fourth proportional to 2,009,998.80, 3,013,961.40 and 747,176.40 is: 1,120,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,998.80 : 3,013,961.40 = 747,176.40 : x
  2. Step 2: Convert to fraction form
    2,009,998.80/3,013,961.40 = 747,176.40/x
  3. Step 3: Cross multiply
    2,009,998.80x = 3,013,961.40 × 747,176.40
  4. Step 4: Simplify right side
    2,009,998.80x = 2,251,960,828,590.96
  5. Step 5: Solve for x
    x = 2,251,960,828,590.96/2,009,998.80
  6. Step 6: Final answer
    x = 1,120,379.19

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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.