Home / 1,017,223.20-1,403,834.40-587,521.44

Finding the Fourth Proportional to 1,017,223.20, 1,403,834.40 and 587,521.44

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Solution

The fourth proportional to 1,017,223.20, 1,403,834.40 and 587,521.44 is: 810,817.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,223.20 : 1,403,834.40 = 587,521.44 : x
  2. Step 2: Convert to fraction form
    1,017,223.20/1,403,834.40 = 587,521.44/x
  3. Step 3: Cross multiply
    1,017,223.20x = 1,403,834.40 × 587,521.44
  4. Step 4: Simplify right side
    1,017,223.20x = 824,782,808,209.54
  5. Step 5: Solve for x
    x = 824,782,808,209.54/1,017,223.20
  6. Step 6: Final answer
    x = 810,817.93

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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.