Home / 1,473,638.86-2,033,621.30-820,250.77

Finding the Fourth Proportional to 1,473,638.86, 2,033,621.30 and 820,250.77

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Solution

The fourth proportional to 1,473,638.86, 2,033,621.30 and 820,250.77 is: 1,131,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,638.86 : 2,033,621.30 = 820,250.77 : x
  2. Step 2: Convert to fraction form
    1,473,638.86/2,033,621.30 = 820,250.77/x
  3. Step 3: Cross multiply
    1,473,638.86x = 2,033,621.30 × 820,250.77
  4. Step 4: Simplify right side
    1,473,638.86x = 1,668,079,437,213.40
  5. Step 5: Solve for x
    x = 1,668,079,437,213.40/1,473,638.86
  6. Step 6: Final answer
    x = 1,131,945.88

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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.