Home / 1,761,806.70-2,642,884.47-563,427.90

Finding the Fourth Proportional to 1,761,806.70, 2,642,884.47 and 563,427.90

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Solution

The fourth proportional to 1,761,806.70, 2,642,884.47 and 563,427.90 is: 845,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,806.70 : 2,642,884.47 = 563,427.90 : x
  2. Step 2: Convert to fraction form
    1,761,806.70/2,642,884.47 = 563,427.90/x
  3. Step 3: Cross multiply
    1,761,806.70x = 2,642,884.47 × 563,427.90
  4. Step 4: Simplify right side
    1,761,806.70x = 1,489,074,846,874.71
  5. Step 5: Solve for x
    x = 1,489,074,846,874.71/1,761,806.70
  6. Step 6: Final answer
    x = 845,197.63

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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.