Home / 1,819,851.10-2,730,104.70-755,000.80

Finding the Fourth Proportional to 1,819,851.10, 2,730,104.70 and 755,000.80

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Solution

The fourth proportional to 1,819,851.10, 2,730,104.70 and 755,000.80 is: 1,132,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,851.10 : 2,730,104.70 = 755,000.80 : x
  2. Step 2: Convert to fraction form
    1,819,851.10/2,730,104.70 = 755,000.80/x
  3. Step 3: Cross multiply
    1,819,851.10x = 2,730,104.70 × 755,000.80
  4. Step 4: Simplify right side
    1,819,851.10x = 2,061,231,232,583.76
  5. Step 5: Solve for x
    x = 2,061,231,232,583.76/1,819,851.10
  6. Step 6: Final answer
    x = 1,132,637.30

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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.