Home / 4,142,385.90-6,214,520.16-1,264,010.20

Finding the Fourth Proportional to 4,142,385.90, 6,214,520.16 and 1,264,010.20

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Solution

The fourth proportional to 4,142,385.90, 6,214,520.16 and 1,264,010.20 is: 1,896,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,385.90 : 6,214,520.16 = 1,264,010.20 : x
  2. Step 2: Convert to fraction form
    4,142,385.90/6,214,520.16 = 1,264,010.20/x
  3. Step 3: Cross multiply
    4,142,385.90x = 6,214,520.16 × 1,264,010.20
  4. Step 4: Simplify right side
    4,142,385.90x = 7,855,216,854,809.33
  5. Step 5: Solve for x
    x = 7,855,216,854,809.33/4,142,385.90
  6. Step 6: Final answer
    x = 1,896,302.53

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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.