Home / 1,410,700.95-2,112,459.20-929,469.79

Finding the Fourth Proportional to 1,410,700.95, 2,112,459.20 and 929,469.79

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Solution

The fourth proportional to 1,410,700.95, 2,112,459.20 and 929,469.79 is: 1,391,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,700.95 : 2,112,459.20 = 929,469.79 : x
  2. Step 2: Convert to fraction form
    1,410,700.95/2,112,459.20 = 929,469.79/x
  3. Step 3: Cross multiply
    1,410,700.95x = 2,112,459.20 × 929,469.79
  4. Step 4: Simplify right side
    1,410,700.95x = 1,963,467,011,331.24
  5. Step 5: Solve for x
    x = 1,963,467,011,331.24/1,410,700.95
  6. Step 6: Final answer
    x = 1,391,837.88

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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.