Home / 1,589,221-2,382,256.86-746,263.72

Finding the Fourth Proportional to 1,589,221, 2,382,256.86 and 746,263.72

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Solution

The fourth proportional to 1,589,221, 2,382,256.86 and 746,263.72 is: 1,118,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,221 : 2,382,256.86 = 746,263.72 : x
  2. Step 2: Convert to fraction form
    1,589,221/2,382,256.86 = 746,263.72/x
  3. Step 3: Cross multiply
    1,589,221x = 2,382,256.86 × 746,263.72
  4. Step 4: Simplify right side
    1,589,221x = 1,777,791,866,339.12
  5. Step 5: Solve for x
    x = 1,777,791,866,339.12/1,589,221
  6. Step 6: Final answer
    x = 1,118,656.16

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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.