Home / 1,355,057.64-2,031,995.70-456,257.88

Finding the Fourth Proportional to 1,355,057.64, 2,031,995.70 and 456,257.88

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Solution

The fourth proportional to 1,355,057.64, 2,031,995.70 and 456,257.88 is: 684,187.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,057.64 : 2,031,995.70 = 456,257.88 : x
  2. Step 2: Convert to fraction form
    1,355,057.64/2,031,995.70 = 456,257.88/x
  3. Step 3: Cross multiply
    1,355,057.64x = 2,031,995.70 × 456,257.88
  4. Step 4: Simplify right side
    1,355,057.64x = 927,114,050,251.12
  5. Step 5: Solve for x
    x = 927,114,050,251.12/1,355,057.64
  6. Step 6: Final answer
    x = 684,187.91

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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.