Home / 1,112,356.60-1,668,534.90-606,722.20

Finding the Fourth Proportional to 1,112,356.60, 1,668,534.90 and 606,722.20

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Solution

The fourth proportional to 1,112,356.60, 1,668,534.90 and 606,722.20 is: 910,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,356.60 : 1,668,534.90 = 606,722.20 : x
  2. Step 2: Convert to fraction form
    1,112,356.60/1,668,534.90 = 606,722.20/x
  3. Step 3: Cross multiply
    1,112,356.60x = 1,668,534.90 × 606,722.20
  4. Step 4: Simplify right side
    1,112,356.60x = 1,012,337,165,304.78
  5. Step 5: Solve for x
    x = 1,012,337,165,304.78/1,112,356.60
  6. Step 6: Final answer
    x = 910,083.30

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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.