Home / 1,793,290.45-2,689,947.79-655,584.63

Finding the Fourth Proportional to 1,793,290.45, 2,689,947.79 and 655,584.63

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Solution

The fourth proportional to 1,793,290.45, 2,689,947.79 and 655,584.63 is: 983,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,290.45 : 2,689,947.79 = 655,584.63 : x
  2. Step 2: Convert to fraction form
    1,793,290.45/2,689,947.79 = 655,584.63/x
  3. Step 3: Cross multiply
    1,793,290.45x = 2,689,947.79 × 655,584.63
  4. Step 4: Simplify right side
    1,793,290.45x = 1,763,488,426,626.47
  5. Step 5: Solve for x
    x = 1,763,488,426,626.47/1,793,290.45
  6. Step 6: Final answer
    x = 983,381.37

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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.