Home / 2,681,610.81-3,700,545.03-1,520,164.80

Finding the Fourth Proportional to 2,681,610.81, 3,700,545.03 and 1,520,164.80

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Solution

The fourth proportional to 2,681,610.81, 3,700,545.03 and 1,520,164.80 is: 2,097,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,610.81 : 3,700,545.03 = 1,520,164.80 : x
  2. Step 2: Convert to fraction form
    2,681,610.81/3,700,545.03 = 1,520,164.80/x
  3. Step 3: Cross multiply
    2,681,610.81x = 3,700,545.03 × 1,520,164.80
  4. Step 4: Simplify right side
    2,681,610.81x = 5,625,438,295,420.94
  5. Step 5: Solve for x
    x = 5,625,438,295,420.94/2,681,610.81
  6. Step 6: Final answer
    x = 2,097,783.27

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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.