Home / 1,071,464.73-1,607,647.98-666,995.49

Finding the Fourth Proportional to 1,071,464.73, 1,607,647.98 and 666,995.49

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Solution

The fourth proportional to 1,071,464.73, 1,607,647.98 and 666,995.49 is: 1,000,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,464.73 : 1,607,647.98 = 666,995.49 : x
  2. Step 2: Convert to fraction form
    1,071,464.73/1,607,647.98 = 666,995.49/x
  3. Step 3: Cross multiply
    1,071,464.73x = 1,607,647.98 × 666,995.49
  4. Step 4: Simplify right side
    1,071,464.73x = 1,072,293,952,167.61
  5. Step 5: Solve for x
    x = 1,072,293,952,167.61/1,071,464.73
  6. Step 6: Final answer
    x = 1,000,773.91

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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.