Home / 1,311,346.44-1,966,521.24-627,531.30

Finding the Fourth Proportional to 1,311,346.44, 1,966,521.24 and 627,531.30

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Solution

The fourth proportional to 1,311,346.44, 1,966,521.24 and 627,531.30 is: 941,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,346.44 : 1,966,521.24 = 627,531.30 : x
  2. Step 2: Convert to fraction form
    1,311,346.44/1,966,521.24 = 627,531.30/x
  3. Step 3: Cross multiply
    1,311,346.44x = 1,966,521.24 × 627,531.30
  4. Step 4: Simplify right side
    1,311,346.44x = 1,234,053,630,214.81
  5. Step 5: Solve for x
    x = 1,234,053,630,214.81/1,311,346.44
  6. Step 6: Final answer
    x = 941,058.44

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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.