Home / 1,130,629.38-1,560,274.55-614,387.35

Finding the Fourth Proportional to 1,130,629.38, 1,560,274.55 and 614,387.35

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Solution

The fourth proportional to 1,130,629.38, 1,560,274.55 and 614,387.35 is: 847,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,629.38 : 1,560,274.55 = 614,387.35 : x
  2. Step 2: Convert to fraction form
    1,130,629.38/1,560,274.55 = 614,387.35/x
  3. Step 3: Cross multiply
    1,130,629.38x = 1,560,274.55 × 614,387.35
  4. Step 4: Simplify right side
    1,130,629.38x = 958,612,946,046.94
  5. Step 5: Solve for x
    x = 958,612,946,046.94/1,130,629.38
  6. Step 6: Final answer
    x = 847,857.81

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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.