Home / 1,234,118.40-1,851,350.40-524,140.80

Finding the Fourth Proportional to 1,234,118.40, 1,851,350.40 and 524,140.80

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Solution

The fourth proportional to 1,234,118.40, 1,851,350.40 and 524,140.80 is: 786,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,118.40 : 1,851,350.40 = 524,140.80 : x
  2. Step 2: Convert to fraction form
    1,234,118.40/1,851,350.40 = 524,140.80/x
  3. Step 3: Cross multiply
    1,234,118.40x = 1,851,350.40 × 524,140.80
  4. Step 4: Simplify right side
    1,234,118.40x = 970,368,279,736.32
  5. Step 5: Solve for x
    x = 970,368,279,736.32/1,234,118.40
  6. Step 6: Final answer
    x = 786,284.59

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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.