Home / 1,798,679.20-2,698,373.04-536,478.88

Finding the Fourth Proportional to 1,798,679.20, 2,698,373.04 and 536,478.88

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Solution

The fourth proportional to 1,798,679.20, 2,698,373.04 and 536,478.88 is: 804,823.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,679.20 : 2,698,373.04 = 536,478.88 : x
  2. Step 2: Convert to fraction form
    1,798,679.20/2,698,373.04 = 536,478.88/x
  3. Step 3: Cross multiply
    1,798,679.20x = 2,698,373.04 × 536,478.88
  4. Step 4: Simplify right side
    1,798,679.20x = 1,447,620,146,321.40
  5. Step 5: Solve for x
    x = 1,447,620,146,321.40/1,798,679.20
  6. Step 6: Final answer
    x = 804,823.98

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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.