Home / 1,812,071.70-2,718,107.55-746,565.30

Finding the Fourth Proportional to 1,812,071.70, 2,718,107.55 and 746,565.30

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Solution

The fourth proportional to 1,812,071.70, 2,718,107.55 and 746,565.30 is: 1,119,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,071.70 : 2,718,107.55 = 746,565.30 : x
  2. Step 2: Convert to fraction form
    1,812,071.70/2,718,107.55 = 746,565.30/x
  3. Step 3: Cross multiply
    1,812,071.70x = 2,718,107.55 × 746,565.30
  4. Step 4: Simplify right side
    1,812,071.70x = 2,029,244,778,498.02
  5. Step 5: Solve for x
    x = 2,029,244,778,498.02/1,812,071.70
  6. Step 6: Final answer
    x = 1,119,847.95

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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.