Home / 1,237,036.46-1,707,218.98-720,763.52

Finding the Fourth Proportional to 1,237,036.46, 1,707,218.98 and 720,763.52

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Solution

The fourth proportional to 1,237,036.46, 1,707,218.98 and 720,763.52 is: 994,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,036.46 : 1,707,218.98 = 720,763.52 : x
  2. Step 2: Convert to fraction form
    1,237,036.46/1,707,218.98 = 720,763.52/x
  3. Step 3: Cross multiply
    1,237,036.46x = 1,707,218.98 × 720,763.52
  4. Step 4: Simplify right side
    1,237,036.46x = 1,230,501,151,097.61
  5. Step 5: Solve for x
    x = 1,230,501,151,097.61/1,237,036.46
  6. Step 6: Final answer
    x = 994,716.97

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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.