Home / 2,605,697.40-3,908,546.10-1,709,902.20

Finding the Fourth Proportional to 2,605,697.40, 3,908,546.10 and 1,709,902.20

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Solution

The fourth proportional to 2,605,697.40, 3,908,546.10 and 1,709,902.20 is: 2,564,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,697.40 : 3,908,546.10 = 1,709,902.20 : x
  2. Step 2: Convert to fraction form
    2,605,697.40/3,908,546.10 = 1,709,902.20/x
  3. Step 3: Cross multiply
    2,605,697.40x = 3,908,546.10 × 1,709,902.20
  4. Step 4: Simplify right side
    2,605,697.40x = 6,683,231,575,191.42
  5. Step 5: Solve for x
    x = 6,683,231,575,191.42/2,605,697.40
  6. Step 6: Final answer
    x = 2,564,853.30

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Similar ratio
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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.