Home / 907,520.40-1,361,280.60-848,471.40

Finding the Fourth Proportional to 907,520.40, 1,361,280.60 and 848,471.40

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Solution

The fourth proportional to 907,520.40, 1,361,280.60 and 848,471.40 is: 1,272,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,520.40 : 1,361,280.60 = 848,471.40 : x
  2. Step 2: Convert to fraction form
    907,520.40/1,361,280.60 = 848,471.40/x
  3. Step 3: Cross multiply
    907,520.40x = 1,361,280.60 × 848,471.40
  4. Step 4: Simplify right side
    907,520.40x = 1,155,007,656,474.84
  5. Step 5: Solve for x
    x = 1,155,007,656,474.84/907,520.40
  6. Step 6: Final answer
    x = 1,272,707.10

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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.