Home / 1,119,630.08-1,679,271.96-409,492.04

Finding the Fourth Proportional to 1,119,630.08, 1,679,271.96 and 409,492.04

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Solution

The fourth proportional to 1,119,630.08, 1,679,271.96 and 409,492.04 is: 614,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,630.08 : 1,679,271.96 = 409,492.04 : x
  2. Step 2: Convert to fraction form
    1,119,630.08/1,679,271.96 = 409,492.04/x
  3. Step 3: Cross multiply
    1,119,630.08x = 1,679,271.96 × 409,492.04
  4. Step 4: Simplify right side
    1,119,630.08x = 687,648,500,615.20
  5. Step 5: Solve for x
    x = 687,648,500,615.20/1,119,630.08
  6. Step 6: Final answer
    x = 614,174.73

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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.