Home / 1,078,182.78-1,618,267.23-546,074.34

Finding the Fourth Proportional to 1,078,182.78, 1,618,267.23 and 546,074.34

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Solution

The fourth proportional to 1,078,182.78, 1,618,267.23 and 546,074.34 is: 819,614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,182.78 : 1,618,267.23 = 546,074.34 : x
  2. Step 2: Convert to fraction form
    1,078,182.78/1,618,267.23 = 546,074.34/x
  3. Step 3: Cross multiply
    1,078,182.78x = 1,618,267.23 × 546,074.34
  4. Step 4: Simplify right side
    1,078,182.78x = 883,694,209,565.88
  5. Step 5: Solve for x
    x = 883,694,209,565.88/1,078,182.78
  6. Step 6: Final answer
    x = 819,614.47

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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.