Home / 4,911,574.56-7,369,001.52-2,178,744.96

Finding the Fourth Proportional to 4,911,574.56, 7,369,001.52 and 2,178,744.96

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Solution

The fourth proportional to 4,911,574.56, 7,369,001.52 and 2,178,744.96 is: 3,268,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,574.56 : 7,369,001.52 = 2,178,744.96 : x
  2. Step 2: Convert to fraction form
    4,911,574.56/7,369,001.52 = 2,178,744.96/x
  3. Step 3: Cross multiply
    4,911,574.56x = 7,369,001.52 × 2,178,744.96
  4. Step 4: Simplify right side
    4,911,574.56x = 16,055,174,921,932.34
  5. Step 5: Solve for x
    x = 16,055,174,921,932.34/4,911,574.56
  6. Step 6: Final answer
    x = 3,268,844.79

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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.