Home / 1,235,866.80-1,851,726.60-603,418.80

Finding the Fourth Proportional to 1,235,866.80, 1,851,726.60 and 603,418.80

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Solution

The fourth proportional to 1,235,866.80, 1,851,726.60 and 603,418.80 is: 904,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,866.80 : 1,851,726.60 = 603,418.80 : x
  2. Step 2: Convert to fraction form
    1,235,866.80/1,851,726.60 = 603,418.80/x
  3. Step 3: Cross multiply
    1,235,866.80x = 1,851,726.60 × 603,418.80
  4. Step 4: Simplify right side
    1,235,866.80x = 1,117,366,642,900.08
  5. Step 5: Solve for x
    x = 1,117,366,642,900.08/1,235,866.80
  6. Step 6: Final answer
    x = 904,115.75

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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.