Home / 1,465,218.15-2,020,889.14-1,283,614.80

Finding the Fourth Proportional to 1,465,218.15, 2,020,889.14 and 1,283,614.80

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Solution

The fourth proportional to 1,465,218.15, 2,020,889.14 and 1,283,614.80 is: 1,770,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,218.15 : 2,020,889.14 = 1,283,614.80 : x
  2. Step 2: Convert to fraction form
    1,465,218.15/2,020,889.14 = 1,283,614.80/x
  3. Step 3: Cross multiply
    1,465,218.15x = 2,020,889.14 × 1,283,614.80
  4. Step 4: Simplify right side
    1,465,218.15x = 2,594,043,209,263.27
  5. Step 5: Solve for x
    x = 2,594,043,209,263.27/1,465,218.15
  6. Step 6: Final answer
    x = 1,770,414.33

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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.