Home / 2,484,569.20-3,428,626.08-1,396,886.80

Finding the Fourth Proportional to 2,484,569.20, 3,428,626.08 and 1,396,886.80

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Solution

The fourth proportional to 2,484,569.20, 3,428,626.08 and 1,396,886.80 is: 1,927,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,569.20 : 3,428,626.08 = 1,396,886.80 : x
  2. Step 2: Convert to fraction form
    2,484,569.20/3,428,626.08 = 1,396,886.80/x
  3. Step 3: Cross multiply
    2,484,569.20x = 3,428,626.08 × 1,396,886.80
  4. Step 4: Simplify right side
    2,484,569.20x = 4,789,402,513,287.74
  5. Step 5: Solve for x
    x = 4,789,402,513,287.74/2,484,569.20
  6. Step 6: Final answer
    x = 1,927,659.13

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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.