Home / 2,082,929.80-3,124,394.70-663,129.40

Finding the Fourth Proportional to 2,082,929.80, 3,124,394.70 and 663,129.40

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Solution

The fourth proportional to 2,082,929.80, 3,124,394.70 and 663,129.40 is: 994,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,929.80 : 3,124,394.70 = 663,129.40 : x
  2. Step 2: Convert to fraction form
    2,082,929.80/3,124,394.70 = 663,129.40/x
  3. Step 3: Cross multiply
    2,082,929.80x = 3,124,394.70 × 663,129.40
  4. Step 4: Simplify right side
    2,082,929.80x = 2,071,877,982,774.18
  5. Step 5: Solve for x
    x = 2,071,877,982,774.18/2,082,929.80
  6. Step 6: Final answer
    x = 994,694.10

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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.