Home / 1,818,705.49-2,509,831.17-1,002,938.09

Finding the Fourth Proportional to 1,818,705.49, 2,509,831.17 and 1,002,938.09

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Solution

The fourth proportional to 1,818,705.49, 2,509,831.17 and 1,002,938.09 is: 1,384,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,705.49 : 2,509,831.17 = 1,002,938.09 : x
  2. Step 2: Convert to fraction form
    1,818,705.49/2,509,831.17 = 1,002,938.09/x
  3. Step 3: Cross multiply
    1,818,705.49x = 2,509,831.17 × 1,002,938.09
  4. Step 4: Simplify right side
    1,818,705.49x = 2,517,205,267,313.11
  5. Step 5: Solve for x
    x = 2,517,205,267,313.11/1,818,705.49
  6. Step 6: Final answer
    x = 1,384,064.26

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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.