Home / 1,012,696.24-1,517,715.40-745,204.28

Finding the Fourth Proportional to 1,012,696.24, 1,517,715.40 and 745,204.28

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Solution

The fourth proportional to 1,012,696.24, 1,517,715.40 and 745,204.28 is: 1,116,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,696.24 : 1,517,715.40 = 745,204.28 : x
  2. Step 2: Convert to fraction form
    1,012,696.24/1,517,715.40 = 745,204.28/x
  3. Step 3: Cross multiply
    1,012,696.24x = 1,517,715.40 × 745,204.28
  4. Step 4: Simplify right side
    1,012,696.24x = 1,131,008,011,901.91
  5. Step 5: Solve for x
    x = 1,131,008,011,901.91/1,012,696.24
  6. Step 6: Final answer
    x = 1,116,828.49

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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.