Home / 3,442,490.21-5,159,011.35-2,178,054.29

Finding the Fourth Proportional to 3,442,490.21, 5,159,011.35 and 2,178,054.29

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Solution

The fourth proportional to 3,442,490.21, 5,159,011.35 and 2,178,054.29 is: 3,264,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,490.21 : 5,159,011.35 = 2,178,054.29 : x
  2. Step 2: Convert to fraction form
    3,442,490.21/5,159,011.35 = 2,178,054.29/x
  3. Step 3: Cross multiply
    3,442,490.21x = 5,159,011.35 × 2,178,054.29
  4. Step 4: Simplify right side
    3,442,490.21x = 11,236,606,824,091.42
  5. Step 5: Solve for x
    x = 11,236,606,824,091.42/3,442,490.21
  6. Step 6: Final answer
    x = 3,264,092.60

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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.