Home / 1,065,214.88-1,469,989.04-581,780.24

Finding the Fourth Proportional to 1,065,214.88, 1,469,989.04 and 581,780.24

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Solution

The fourth proportional to 1,065,214.88, 1,469,989.04 and 581,780.24 is: 802,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,214.88 : 1,469,989.04 = 581,780.24 : x
  2. Step 2: Convert to fraction form
    1,065,214.88/1,469,989.04 = 581,780.24/x
  3. Step 3: Cross multiply
    1,065,214.88x = 1,469,989.04 × 581,780.24
  4. Step 4: Simplify right side
    1,065,214.88x = 855,210,576,488.57
  5. Step 5: Solve for x
    x = 855,210,576,488.57/1,065,214.88
  6. Step 6: Final answer
    x = 802,852.64

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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.