Home / 3,425,510.06-5,136,655.87-1,986,602.37

Finding the Fourth Proportional to 3,425,510.06, 5,136,655.87 and 1,986,602.37

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Solution

The fourth proportional to 3,425,510.06, 5,136,655.87 and 1,986,602.37 is: 2,978,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,510.06 : 5,136,655.87 = 1,986,602.37 : x
  2. Step 2: Convert to fraction form
    3,425,510.06/5,136,655.87 = 1,986,602.37/x
  3. Step 3: Cross multiply
    3,425,510.06x = 5,136,655.87 × 1,986,602.37
  4. Step 4: Simplify right side
    3,425,510.06x = 10,204,492,708,437.21
  5. Step 5: Solve for x
    x = 10,204,492,708,437.21/3,425,510.06
  6. Step 6: Final answer
    x = 2,978,970.29

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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.