Home / 4,013,948.88-5,539,252.31-2,178,406.74

Finding the Fourth Proportional to 4,013,948.88, 5,539,252.31 and 2,178,406.74

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Solution

The fourth proportional to 4,013,948.88, 5,539,252.31 and 2,178,406.74 is: 3,006,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,948.88 : 5,539,252.31 = 2,178,406.74 : x
  2. Step 2: Convert to fraction form
    4,013,948.88/5,539,252.31 = 2,178,406.74/x
  3. Step 3: Cross multiply
    4,013,948.88x = 5,539,252.31 × 2,178,406.74
  4. Step 4: Simplify right side
    4,013,948.88x = 12,066,744,531,849.55
  5. Step 5: Solve for x
    x = 12,066,744,531,849.55/4,013,948.88
  6. Step 6: Final answer
    x = 3,006,202.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.