Home / 923,503.20-1,386,291.60-714,069.60

Finding the Fourth Proportional to 923,503.20, 1,386,291.60 and 714,069.60

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Solution

The fourth proportional to 923,503.20, 1,386,291.60 and 714,069.60 is: 1,071,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,503.20 : 1,386,291.60 = 714,069.60 : x
  2. Step 2: Convert to fraction form
    923,503.20/1,386,291.60 = 714,069.60/x
  3. Step 3: Cross multiply
    923,503.20x = 1,386,291.60 × 714,069.60
  4. Step 4: Simplify right side
    923,503.20x = 989,908,688,295.36
  5. Step 5: Solve for x
    x = 989,908,688,295.36/923,503.20
  6. Step 6: Final answer
    x = 1,071,906.07

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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.