Home / 2,010,375.40-3,011,480.70-1,249,882.60

Finding the Fourth Proportional to 2,010,375.40, 3,011,480.70 and 1,249,882.60

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Solution

The fourth proportional to 2,010,375.40, 3,011,480.70 and 1,249,882.60 is: 1,872,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,375.40 : 3,011,480.70 = 1,249,882.60 : x
  2. Step 2: Convert to fraction form
    2,010,375.40/3,011,480.70 = 1,249,882.60/x
  3. Step 3: Cross multiply
    2,010,375.40x = 3,011,480.70 × 1,249,882.60
  4. Step 4: Simplify right side
    2,010,375.40x = 3,763,997,327,165.82
  5. Step 5: Solve for x
    x = 3,763,997,327,165.82/2,010,375.40
  6. Step 6: Final answer
    x = 1,872,285.81

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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.