Home / 1,796,921.70-2,695,382.55-731,415.30

Finding the Fourth Proportional to 1,796,921.70, 2,695,382.55 and 731,415.30

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Solution

The fourth proportional to 1,796,921.70, 2,695,382.55 and 731,415.30 is: 1,097,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,921.70 : 2,695,382.55 = 731,415.30 : x
  2. Step 2: Convert to fraction form
    1,796,921.70/2,695,382.55 = 731,415.30/x
  3. Step 3: Cross multiply
    1,796,921.70x = 2,695,382.55 × 731,415.30
  4. Step 4: Simplify right side
    1,796,921.70x = 1,971,444,036,423.02
  5. Step 5: Solve for x
    x = 1,971,444,036,423.02/1,796,921.70
  6. Step 6: Final answer
    x = 1,097,122.95

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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.