Home / 1,762,237.90-2,640,404.40-1,508,327.20

Finding the Fourth Proportional to 1,762,237.90, 2,640,404.40 and 1,508,327.20

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Solution

The fourth proportional to 1,762,237.90, 2,640,404.40 and 1,508,327.20 is: 2,259,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,237.90 : 2,640,404.40 = 1,508,327.20 : x
  2. Step 2: Convert to fraction form
    1,762,237.90/2,640,404.40 = 1,508,327.20/x
  3. Step 3: Cross multiply
    1,762,237.90x = 2,640,404.40 × 1,508,327.20
  4. Step 4: Simplify right side
    1,762,237.90x = 3,982,593,775,519.68
  5. Step 5: Solve for x
    x = 3,982,593,775,519.68/1,762,237.90
  6. Step 6: Final answer
    x = 2,259,963.75

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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.