Home / 1,755,452.75-2,421,839.00-1,020,284.87

Finding the Fourth Proportional to 1,755,452.75, 2,421,839.00 and 1,020,284.87

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Solution

The fourth proportional to 1,755,452.75, 2,421,839.00 and 1,020,284.87 is: 1,407,594.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,452.75 : 2,421,839.00 = 1,020,284.87 : x
  2. Step 2: Convert to fraction form
    1,755,452.75/2,421,839.00 = 1,020,284.87/x
  3. Step 3: Cross multiply
    1,755,452.75x = 2,421,839.00 × 1,020,284.87
  4. Step 4: Simplify right side
    1,755,452.75x = 2,470,965,684,174.51
  5. Step 5: Solve for x
    x = 2,470,965,684,174.51/1,755,452.75
  6. Step 6: Final answer
    x = 1,407,594.53

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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.