Home / 2,187,747.40-3,020,421.99-1,500,548.26

Finding the Fourth Proportional to 2,187,747.40, 3,020,421.99 and 1,500,548.26

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Solution

The fourth proportional to 2,187,747.40, 3,020,421.99 and 1,500,548.26 is: 2,071,669.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,747.40 : 3,020,421.99 = 1,500,548.26 : x
  2. Step 2: Convert to fraction form
    2,187,747.40/3,020,421.99 = 1,500,548.26/x
  3. Step 3: Cross multiply
    2,187,747.40x = 3,020,421.99 × 1,500,548.26
  4. Step 4: Simplify right side
    2,187,747.40x = 4,532,288,961,560.24
  5. Step 5: Solve for x
    x = 4,532,288,961,560.24/2,187,747.40
  6. Step 6: Final answer
    x = 2,071,669.23

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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.