Home / 1,018,605.75-1,405,593.63-588,913.57

Finding the Fourth Proportional to 1,018,605.75, 1,405,593.63 and 588,913.57

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Solution

The fourth proportional to 1,018,605.75, 1,405,593.63 and 588,913.57 is: 812,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,605.75 : 1,405,593.63 = 588,913.57 : x
  2. Step 2: Convert to fraction form
    1,018,605.75/1,405,593.63 = 588,913.57/x
  3. Step 3: Cross multiply
    1,018,605.75x = 1,405,593.63 × 588,913.57
  4. Step 4: Simplify right side
    1,018,605.75x = 827,773,162,612.56
  5. Step 5: Solve for x
    x = 827,773,162,612.56/1,018,605.75
  6. Step 6: Final answer
    x = 812,653.14

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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.