Home / 1,366,874.87-1,886,279.81-755,069.72

Finding the Fourth Proportional to 1,366,874.87, 1,886,279.81 and 755,069.72

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Solution

The fourth proportional to 1,366,874.87, 1,886,279.81 and 755,069.72 is: 1,041,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,874.87 : 1,886,279.81 = 755,069.72 : x
  2. Step 2: Convert to fraction form
    1,366,874.87/1,886,279.81 = 755,069.72/x
  3. Step 3: Cross multiply
    1,366,874.87x = 1,886,279.81 × 755,069.72
  4. Step 4: Simplify right side
    1,366,874.87x = 1,424,272,754,771.61
  5. Step 5: Solve for x
    x = 1,424,272,754,771.61/1,366,874.87
  6. Step 6: Final answer
    x = 1,041,992.06

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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.