Home / 1,098,219.10-1,515,530.67-614,788.22

Finding the Fourth Proportional to 1,098,219.10, 1,515,530.67 and 614,788.22

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Solution

The fourth proportional to 1,098,219.10, 1,515,530.67 and 614,788.22 is: 848,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,219.10 : 1,515,530.67 = 614,788.22 : x
  2. Step 2: Convert to fraction form
    1,098,219.10/1,515,530.67 = 614,788.22/x
  3. Step 3: Cross multiply
    1,098,219.10x = 1,515,530.67 × 614,788.22
  4. Step 4: Simplify right side
    1,098,219.10x = 931,730,402,964.71
  5. Step 5: Solve for x
    x = 931,730,402,964.71/1,098,219.10
  6. Step 6: Final answer
    x = 848,401.20

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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.