Home / 2,290,033.76-3,160,100.32-1,271,438.24

Finding the Fourth Proportional to 2,290,033.76, 3,160,100.32 and 1,271,438.24

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Solution

The fourth proportional to 2,290,033.76, 3,160,100.32 and 1,271,438.24 is: 1,754,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,033.76 : 3,160,100.32 = 1,271,438.24 : x
  2. Step 2: Convert to fraction form
    2,290,033.76/3,160,100.32 = 1,271,438.24/x
  3. Step 3: Cross multiply
    2,290,033.76x = 3,160,100.32 × 1,271,438.24
  4. Step 4: Simplify right side
    2,290,033.76x = 4,017,872,389,084.24
  5. Step 5: Solve for x
    x = 4,017,872,389,084.24/2,290,033.76
  6. Step 6: Final answer
    x = 1,754,503.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.