Home / 1,974,282.71-2,959,532.35-835,478.51

Finding the Fourth Proportional to 1,974,282.71, 2,959,532.35 and 835,478.51

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Solution

The fourth proportional to 1,974,282.71, 2,959,532.35 and 835,478.51 is: 1,252,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,282.71 : 2,959,532.35 = 835,478.51 : x
  2. Step 2: Convert to fraction form
    1,974,282.71/2,959,532.35 = 835,478.51/x
  3. Step 3: Cross multiply
    1,974,282.71x = 2,959,532.35 × 835,478.51
  4. Step 4: Simplify right side
    1,974,282.71x = 2,472,625,661,188.44
  5. Step 5: Solve for x
    x = 2,472,625,661,188.44/1,974,282.71
  6. Step 6: Final answer
    x = 1,252,417.22

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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.