Home / 4,006,857.90-5,531,379.12-2,287,646.40

Finding the Fourth Proportional to 4,006,857.90, 5,531,379.12 and 2,287,646.40

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Solution

The fourth proportional to 4,006,857.90, 5,531,379.12 and 2,287,646.40 is: 3,158,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006,857.90 : 5,531,379.12 = 2,287,646.40 : x
  2. Step 2: Convert to fraction form
    4,006,857.90/5,531,379.12 = 2,287,646.40/x
  3. Step 3: Cross multiply
    4,006,857.90x = 5,531,379.12 × 2,287,646.40
  4. Step 4: Simplify right side
    4,006,857.90x = 12,653,839,530,903.17
  5. Step 5: Solve for x
    x = 12,653,839,530,903.17/4,006,857.90
  6. Step 6: Final answer
    x = 3,158,045.49

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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.