Home / 1,053,114.92-1,580,558.57-986,684.79

Finding the Fourth Proportional to 1,053,114.92, 1,580,558.57 and 986,684.79

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Solution

The fourth proportional to 1,053,114.92, 1,580,558.57 and 986,684.79 is: 1,480,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,114.92 : 1,580,558.57 = 986,684.79 : x
  2. Step 2: Convert to fraction form
    1,053,114.92/1,580,558.57 = 986,684.79/x
  3. Step 3: Cross multiply
    1,053,114.92x = 1,580,558.57 × 986,684.79
  4. Step 4: Simplify right side
    1,053,114.92x = 1,559,513,105,416.89
  5. Step 5: Solve for x
    x = 1,559,513,105,416.89/1,053,114.92
  6. Step 6: Final answer
    x = 1,480,857.48

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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.