Home / 1,072,617.30-1,607,543.55-822,057.30

Finding the Fourth Proportional to 1,072,617.30, 1,607,543.55 and 822,057.30

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Solution

The fourth proportional to 1,072,617.30, 1,607,543.55 and 822,057.30 is: 1,232,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,617.30 : 1,607,543.55 = 822,057.30 : x
  2. Step 2: Convert to fraction form
    1,072,617.30/1,607,543.55 = 822,057.30/x
  3. Step 3: Cross multiply
    1,072,617.30x = 1,607,543.55 × 822,057.30
  4. Step 4: Simplify right side
    1,072,617.30x = 1,321,492,910,345.42
  5. Step 5: Solve for x
    x = 1,321,492,910,345.42/1,072,617.30
  6. Step 6: Final answer
    x = 1,232,026.47

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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.