Home / 5,401,702.40-7,454,330.88-2,987,202.56

Finding the Fourth Proportional to 5,401,702.40, 7,454,330.88 and 2,987,202.56

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Solution

The fourth proportional to 5,401,702.40, 7,454,330.88 and 2,987,202.56 is: 4,122,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401,702.40 : 7,454,330.88 = 2,987,202.56 : x
  2. Step 2: Convert to fraction form
    5,401,702.40/7,454,330.88 = 2,987,202.56/x
  3. Step 3: Cross multiply
    5,401,702.40x = 7,454,330.88 × 2,987,202.56
  4. Step 4: Simplify right side
    5,401,702.40x = 22,267,596,287,823.05
  5. Step 5: Solve for x
    x = 22,267,596,287,823.05/5,401,702.40
  6. Step 6: Final answer
    x = 4,122,329.34

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1.5x scale

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.