Home / 1,420,132.01-2,131,256.01-1,042,029.77

Finding the Fourth Proportional to 1,420,132.01, 2,131,256.01 and 1,042,029.77

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Solution

The fourth proportional to 1,420,132.01, 2,131,256.01 and 1,042,029.77 is: 1,563,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,132.01 : 2,131,256.01 = 1,042,029.77 : x
  2. Step 2: Convert to fraction form
    1,420,132.01/2,131,256.01 = 1,042,029.77/x
  3. Step 3: Cross multiply
    1,420,132.01x = 2,131,256.01 × 1,042,029.77
  4. Step 4: Simplify right side
    1,420,132.01x = 2,220,832,199,255.14
  5. Step 5: Solve for x
    x = 2,220,832,199,255.14/1,420,132.01
  6. Step 6: Final answer
    x = 1,563,820.96

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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.