Home / 2,119,159.26-2,925,521.55-1,434,449.66

Finding the Fourth Proportional to 2,119,159.26, 2,925,521.55 and 1,434,449.66

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Solution

The fourth proportional to 2,119,159.26, 2,925,521.55 and 1,434,449.66 is: 1,980,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,159.26 : 2,925,521.55 = 1,434,449.66 : x
  2. Step 2: Convert to fraction form
    2,119,159.26/2,925,521.55 = 1,434,449.66/x
  3. Step 3: Cross multiply
    2,119,159.26x = 2,925,521.55 × 1,434,449.66
  4. Step 4: Simplify right side
    2,119,159.26x = 4,196,513,378,092.57
  5. Step 5: Solve for x
    x = 4,196,513,378,092.57/2,119,159.26
  6. Step 6: Final answer
    x = 1,980,272.77

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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.