Home / 3,402,186.30-5,103,279.45-1,271,829.60

Finding the Fourth Proportional to 3,402,186.30, 5,103,279.45 and 1,271,829.60

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Solution

The fourth proportional to 3,402,186.30, 5,103,279.45 and 1,271,829.60 is: 1,907,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,186.30 : 5,103,279.45 = 1,271,829.60 : x
  2. Step 2: Convert to fraction form
    3,402,186.30/5,103,279.45 = 1,271,829.60/x
  3. Step 3: Cross multiply
    3,402,186.30x = 5,103,279.45 × 1,271,829.60
  4. Step 4: Simplify right side
    3,402,186.30x = 6,490,501,861,581.72
  5. Step 5: Solve for x
    x = 6,490,501,861,581.72/3,402,186.30
  6. Step 6: Final answer
    x = 1,907,744.40

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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.