Home / 5,262,176.40-7,261,803.39-2,847,728.40

Finding the Fourth Proportional to 5,262,176.40, 7,261,803.39 and 2,847,728.40

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Solution

The fourth proportional to 5,262,176.40, 7,261,803.39 and 2,847,728.40 is: 3,929,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,176.40 : 7,261,803.39 = 2,847,728.40 : x
  2. Step 2: Convert to fraction form
    5,262,176.40/7,261,803.39 = 2,847,728.40/x
  3. Step 3: Cross multiply
    5,262,176.40x = 7,261,803.39 × 2,847,728.40
  4. Step 4: Simplify right side
    5,262,176.40x = 20,679,643,748,919.27
  5. Step 5: Solve for x
    x = 20,679,643,748,919.27/5,262,176.40
  6. Step 6: Final answer
    x = 3,929,865.17

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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.