Home / 3,678,604.60-5,518,140.14-1,154,359.48

Finding the Fourth Proportional to 3,678,604.60, 5,518,140.14 and 1,154,359.48

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Solution

The fourth proportional to 3,678,604.60, 5,518,140.14 and 1,154,359.48 is: 1,731,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,604.60 : 5,518,140.14 = 1,154,359.48 : x
  2. Step 2: Convert to fraction form
    3,678,604.60/5,518,140.14 = 1,154,359.48/x
  3. Step 3: Cross multiply
    3,678,604.60x = 5,518,140.14 × 1,154,359.48
  4. Step 4: Simplify right side
    3,678,604.60x = 6,369,917,382,577.53
  5. Step 5: Solve for x
    x = 6,369,917,382,577.53/3,678,604.60
  6. Step 6: Final answer
    x = 1,731,612.41

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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.