Home / 1,790,425.30-2,470,787.18-974,635.17

Finding the Fourth Proportional to 1,790,425.30, 2,470,787.18 and 974,635.17

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Solution

The fourth proportional to 1,790,425.30, 2,470,787.18 and 974,635.17 is: 1,344,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,425.30 : 2,470,787.18 = 974,635.17 : x
  2. Step 2: Convert to fraction form
    1,790,425.30/2,470,787.18 = 974,635.17/x
  3. Step 3: Cross multiply
    1,790,425.30x = 2,470,787.18 × 974,635.17
  4. Step 4: Simplify right side
    1,790,425.30x = 2,408,116,078,339.94
  5. Step 5: Solve for x
    x = 2,408,116,078,339.94/1,790,425.30
  6. Step 6: Final answer
    x = 1,344,996.68

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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.