Home / 1,039,874.59-1,561,096.40-493,289.63

Finding the Fourth Proportional to 1,039,874.59, 1,561,096.40 and 493,289.63

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Solution

The fourth proportional to 1,039,874.59, 1,561,096.40 and 493,289.63 is: 740,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,874.59 : 1,561,096.40 = 493,289.63 : x
  2. Step 2: Convert to fraction form
    1,039,874.59/1,561,096.40 = 493,289.63/x
  3. Step 3: Cross multiply
    1,039,874.59x = 1,561,096.40 × 493,289.63
  4. Step 4: Simplify right side
    1,039,874.59x = 770,072,661,132.51
  5. Step 5: Solve for x
    x = 770,072,661,132.51/1,039,874.59
  6. Step 6: Final answer
    x = 740,543.78

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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.