Home / 923,546.20-1,386,356.10-714,112.60

Finding the Fourth Proportional to 923,546.20, 1,386,356.10 and 714,112.60

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Solution

The fourth proportional to 923,546.20, 1,386,356.10 and 714,112.60 is: 1,071,970.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,546.20 : 1,386,356.10 = 714,112.60 : x
  2. Step 2: Convert to fraction form
    923,546.20/1,386,356.10 = 714,112.60/x
  3. Step 3: Cross multiply
    923,546.20x = 1,386,356.10 × 714,112.60
  4. Step 4: Simplify right side
    923,546.20x = 990,014,359,096.86
  5. Step 5: Solve for x
    x = 990,014,359,096.86/923,546.20
  6. Step 6: Final answer
    x = 1,071,970.58

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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.