Home / 1,329,959.72-1,835,356.11-757,036.76

Finding the Fourth Proportional to 1,329,959.72, 1,835,356.11 and 757,036.76

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Solution

The fourth proportional to 1,329,959.72, 1,835,356.11 and 757,036.76 is: 1,044,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,959.72 : 1,835,356.11 = 757,036.76 : x
  2. Step 2: Convert to fraction form
    1,329,959.72/1,835,356.11 = 757,036.76/x
  3. Step 3: Cross multiply
    1,329,959.72x = 1,835,356.11 × 757,036.76
  4. Step 4: Simplify right side
    1,329,959.72x = 1,389,432,042,960.60
  5. Step 5: Solve for x
    x = 1,389,432,042,960.60/1,329,959.72
  6. Step 6: Final answer
    x = 1,044,717.39

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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.