Home / 2,982,005.10-4,473,007.65-987,461.10

Finding the Fourth Proportional to 2,982,005.10, 4,473,007.65 and 987,461.10

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Solution

The fourth proportional to 2,982,005.10, 4,473,007.65 and 987,461.10 is: 1,481,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,005.10 : 4,473,007.65 = 987,461.10 : x
  2. Step 2: Convert to fraction form
    2,982,005.10/4,473,007.65 = 987,461.10/x
  3. Step 3: Cross multiply
    2,982,005.10x = 4,473,007.65 × 987,461.10
  4. Step 4: Simplify right side
    2,982,005.10x = 4,416,921,054,377.42
  5. Step 5: Solve for x
    x = 4,416,921,054,377.42/2,982,005.10
  6. Step 6: Final answer
    x = 1,481,191.65

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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.