Home / 1,400,783.76-2,101,482.72-454,250.16

Finding the Fourth Proportional to 1,400,783.76, 2,101,482.72 and 454,250.16

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Solution

The fourth proportional to 1,400,783.76, 2,101,482.72 and 454,250.16 is: 681,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,783.76 : 2,101,482.72 = 454,250.16 : x
  2. Step 2: Convert to fraction form
    1,400,783.76/2,101,482.72 = 454,250.16/x
  3. Step 3: Cross multiply
    1,400,783.76x = 2,101,482.72 × 454,250.16
  4. Step 4: Simplify right side
    1,400,783.76x = 954,598,861,797.24
  5. Step 5: Solve for x
    x = 954,598,861,797.24/1,400,783.76
  6. Step 6: Final answer
    x = 681,474.82

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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.