Home / 3,119,312.20-4,678,968.30-1,702,136.20

Finding the Fourth Proportional to 3,119,312.20, 4,678,968.30 and 1,702,136.20

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Solution

The fourth proportional to 3,119,312.20, 4,678,968.30 and 1,702,136.20 is: 2,553,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,312.20 : 4,678,968.30 = 1,702,136.20 : x
  2. Step 2: Convert to fraction form
    3,119,312.20/4,678,968.30 = 1,702,136.20/x
  3. Step 3: Cross multiply
    3,119,312.20x = 4,678,968.30 × 1,702,136.20
  4. Step 4: Simplify right side
    3,119,312.20x = 7,964,241,322,082.46
  5. Step 5: Solve for x
    x = 7,964,241,322,082.46/3,119,312.20
  6. Step 6: Final answer
    x = 2,553,204.30

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Double scale
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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.