Home / 3,549,861.40-5,324,792.10-2,920,005.40

Finding the Fourth Proportional to 3,549,861.40, 5,324,792.10 and 2,920,005.40

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Solution

The fourth proportional to 3,549,861.40, 5,324,792.10 and 2,920,005.40 is: 4,380,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,861.40 : 5,324,792.10 = 2,920,005.40 : x
  2. Step 2: Convert to fraction form
    3,549,861.40/5,324,792.10 = 2,920,005.40/x
  3. Step 3: Cross multiply
    3,549,861.40x = 5,324,792.10 × 2,920,005.40
  4. Step 4: Simplify right side
    3,549,861.40x = 15,548,421,685,877.34
  5. Step 5: Solve for x
    x = 15,548,421,685,877.34/3,549,861.40
  6. Step 6: Final answer
    x = 4,380,008.10

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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.