Home / 1,259,392.59-1,888,532.69-360,630.09

Finding the Fourth Proportional to 1,259,392.59, 1,888,532.69 and 360,630.09

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Solution

The fourth proportional to 1,259,392.59, 1,888,532.69 and 360,630.09 is: 540,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,392.59 : 1,888,532.69 = 360,630.09 : x
  2. Step 2: Convert to fraction form
    1,259,392.59/1,888,532.69 = 360,630.09/x
  3. Step 3: Cross multiply
    1,259,392.59x = 1,888,532.69 × 360,630.09
  4. Step 4: Simplify right side
    1,259,392.59x = 681,061,712,159.49
  5. Step 5: Solve for x
    x = 681,061,712,159.49/1,259,392.59
  6. Step 6: Final answer
    x = 540,785.87

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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.