Home / 1,340,337.10-2,012,060.85-808,458.70

Finding the Fourth Proportional to 1,340,337.10, 2,012,060.85 and 808,458.70

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Solution

The fourth proportional to 1,340,337.10, 2,012,060.85 and 808,458.70 is: 1,213,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,337.10 : 2,012,060.85 = 808,458.70 : x
  2. Step 2: Convert to fraction form
    1,340,337.10/2,012,060.85 = 808,458.70/x
  3. Step 3: Cross multiply
    1,340,337.10x = 2,012,060.85 × 808,458.70
  4. Step 4: Simplify right side
    1,340,337.10x = 1,626,668,099,111.90
  5. Step 5: Solve for x
    x = 1,626,668,099,111.90/1,340,337.10
  6. Step 6: Final answer
    x = 1,213,626.11

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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.