Home / 5,308,616.68-7,962,900.29-1,665,613.23

Finding the Fourth Proportional to 5,308,616.68, 7,962,900.29 and 1,665,613.23

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Solution

The fourth proportional to 5,308,616.68, 7,962,900.29 and 1,665,613.23 is: 2,498,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,616.68 : 7,962,900.29 = 1,665,613.23 : x
  2. Step 2: Convert to fraction form
    5,308,616.68/7,962,900.29 = 1,665,613.23/x
  3. Step 3: Cross multiply
    5,308,616.68x = 7,962,900.29 × 1,665,613.23
  4. Step 4: Simplify right side
    5,308,616.68x = 13,263,112,035,567.41
  5. Step 5: Solve for x
    x = 13,263,112,035,567.41/5,308,616.68
  6. Step 6: Final answer
    x = 2,498,412.08

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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.