Home / 3,402,175.80-5,103,263.70-1,271,819.10

Finding the Fourth Proportional to 3,402,175.80, 5,103,263.70 and 1,271,819.10

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Solution

The fourth proportional to 3,402,175.80, 5,103,263.70 and 1,271,819.10 is: 1,907,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,175.80 : 5,103,263.70 = 1,271,819.10 : x
  2. Step 2: Convert to fraction form
    3,402,175.80/5,103,263.70 = 1,271,819.10/x
  3. Step 3: Cross multiply
    3,402,175.80x = 5,103,263.70 × 1,271,819.10
  4. Step 4: Simplify right side
    3,402,175.80x = 6,490,428,245,996.67
  5. Step 5: Solve for x
    x = 6,490,428,245,996.67/3,402,175.80
  6. Step 6: Final answer
    x = 1,907,728.65

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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.