Home / 3,064,487.94-4,229,185.44-1,687,831.38

Finding the Fourth Proportional to 3,064,487.94, 4,229,185.44 and 1,687,831.38

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Solution

The fourth proportional to 3,064,487.94, 4,229,185.44 and 1,687,831.38 is: 2,329,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064,487.94 : 4,229,185.44 = 1,687,831.38 : x
  2. Step 2: Convert to fraction form
    3,064,487.94/4,229,185.44 = 1,687,831.38/x
  3. Step 3: Cross multiply
    3,064,487.94x = 4,229,185.44 × 1,687,831.38
  4. Step 4: Simplify right side
    3,064,487.94x = 7,138,151,897,471.11
  5. Step 5: Solve for x
    x = 7,138,151,897,471.11/3,064,487.94
  6. Step 6: Final answer
    x = 2,329,313.10

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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.