Home / 1,018,513.46-1,405,670.76-610,839.58

Finding the Fourth Proportional to 1,018,513.46, 1,405,670.76 and 610,839.58

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Solution

The fourth proportional to 1,018,513.46, 1,405,670.76 and 610,839.58 is: 843,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,513.46 : 1,405,670.76 = 610,839.58 : x
  2. Step 2: Convert to fraction form
    1,018,513.46/1,405,670.76 = 610,839.58/x
  3. Step 3: Cross multiply
    1,018,513.46x = 1,405,670.76 × 610,839.58
  4. Step 4: Simplify right side
    1,018,513.46x = 858,639,336,656.68
  5. Step 5: Solve for x
    x = 858,639,336,656.68/1,018,513.46
  6. Step 6: Final answer
    x = 843,031.90

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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.