Home / 933,218.40-1,398,272.40-877,231.20

Finding the Fourth Proportional to 933,218.40, 1,398,272.40 and 877,231.20

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Solution

The fourth proportional to 933,218.40, 1,398,272.40 and 877,231.20 is: 1,314,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,218.40 : 1,398,272.40 = 877,231.20 : x
  2. Step 2: Convert to fraction form
    933,218.40/1,398,272.40 = 877,231.20/x
  3. Step 3: Cross multiply
    933,218.40x = 1,398,272.40 × 877,231.20
  4. Step 4: Simplify right side
    933,218.40x = 1,226,608,175,378.88
  5. Step 5: Solve for x
    x = 1,226,608,175,378.88/933,218.40
  6. Step 6: Final answer
    x = 1,314,384.90

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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.