Home / 1,646,369.33-2,272,342.61-1,001,997.05

Finding the Fourth Proportional to 1,646,369.33, 2,272,342.61 and 1,001,997.05

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Solution

The fourth proportional to 1,646,369.33, 2,272,342.61 and 1,001,997.05 is: 1,382,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,369.33 : 2,272,342.61 = 1,001,997.05 : x
  2. Step 2: Convert to fraction form
    1,646,369.33/2,272,342.61 = 1,001,997.05/x
  3. Step 3: Cross multiply
    1,646,369.33x = 2,272,342.61 × 1,001,997.05
  4. Step 4: Simplify right side
    1,646,369.33x = 2,276,880,582,952.58
  5. Step 5: Solve for x
    x = 2,276,880,582,952.58/1,646,369.33
  6. Step 6: Final answer
    x = 1,382,970.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.