Home / 1,298,440.40-1,947,693.87-615,167.27

Finding the Fourth Proportional to 1,298,440.40, 1,947,693.87 and 615,167.27

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Solution

The fourth proportional to 1,298,440.40, 1,947,693.87 and 615,167.27 is: 922,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,440.40 : 1,947,693.87 = 615,167.27 : x
  2. Step 2: Convert to fraction form
    1,298,440.40/1,947,693.87 = 615,167.27/x
  3. Step 3: Cross multiply
    1,298,440.40x = 1,947,693.87 × 615,167.27
  4. Step 4: Simplify right side
    1,298,440.40x = 1,198,157,518,369.02
  5. Step 5: Solve for x
    x = 1,198,157,518,369.02/1,298,440.40
  6. Step 6: Final answer
    x = 922,766.67

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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.