Home / 2,103,894.29-2,902,027.78-1,459,079.21

Finding the Fourth Proportional to 2,103,894.29, 2,902,027.78 and 1,459,079.21

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Solution

The fourth proportional to 2,103,894.29, 2,902,027.78 and 1,459,079.21 is: 2,012,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,894.29 : 2,902,027.78 = 1,459,079.21 : x
  2. Step 2: Convert to fraction form
    2,103,894.29/2,902,027.78 = 1,459,079.21/x
  3. Step 3: Cross multiply
    2,103,894.29x = 2,902,027.78 × 1,459,079.21
  4. Step 4: Simplify right side
    2,103,894.29x = 4,234,288,382,482.62
  5. Step 5: Solve for x
    x = 4,234,288,382,482.62/2,103,894.29
  6. Step 6: Final answer
    x = 2,012,595.60

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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.