Home / 5,127,726.80-7,686,778.80-1,934,998.40

Finding the Fourth Proportional to 5,127,726.80, 7,686,778.80 and 1,934,998.40

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Solution

The fourth proportional to 5,127,726.80, 7,686,778.80 and 1,934,998.40 is: 2,900,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,726.80 : 7,686,778.80 = 1,934,998.40 : x
  2. Step 2: Convert to fraction form
    5,127,726.80/7,686,778.80 = 1,934,998.40/x
  3. Step 3: Cross multiply
    5,127,726.80x = 7,686,778.80 × 1,934,998.40
  4. Step 4: Simplify right side
    5,127,726.80x = 14,873,904,679,153.92
  5. Step 5: Solve for x
    x = 14,873,904,679,153.92/5,127,726.80
  6. Step 6: Final answer
    x = 2,900,681.97

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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.