Home / 1,235,885.80-1,851,755.10-603,437.80

Finding the Fourth Proportional to 1,235,885.80, 1,851,755.10 and 603,437.80

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Solution

The fourth proportional to 1,235,885.80, 1,851,755.10 and 603,437.80 is: 904,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,885.80 : 1,851,755.10 = 603,437.80 : x
  2. Step 2: Convert to fraction form
    1,235,885.80/1,851,755.10 = 603,437.80/x
  3. Step 3: Cross multiply
    1,235,885.80x = 1,851,755.10 × 603,437.80
  4. Step 4: Simplify right side
    1,235,885.80x = 1,117,419,023,682.78
  5. Step 5: Solve for x
    x = 1,117,419,023,682.78/1,235,885.80
  6. Step 6: Final answer
    x = 904,144.24

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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.