Home / 923,405.44-1,387,210.02-668,025.72

Finding the Fourth Proportional to 923,405.44, 1,387,210.02 and 668,025.72

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Solution

The fourth proportional to 923,405.44, 1,387,210.02 and 668,025.72 is: 1,003,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,405.44 : 1,387,210.02 = 668,025.72 : x
  2. Step 2: Convert to fraction form
    923,405.44/1,387,210.02 = 668,025.72/x
  3. Step 3: Cross multiply
    923,405.44x = 1,387,210.02 × 668,025.72
  4. Step 4: Simplify right side
    923,405.44x = 926,691,972,401.71
  5. Step 5: Solve for x
    x = 926,691,972,401.71/923,405.44
  6. Step 6: Final answer
    x = 1,003,559.14

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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.