Home / 2,879,782.25-4,320,317.68-1,082,681.29

Finding the Fourth Proportional to 2,879,782.25, 4,320,317.68 and 1,082,681.29

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Solution

The fourth proportional to 2,879,782.25, 4,320,317.68 and 1,082,681.29 is: 1,624,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,782.25 : 4,320,317.68 = 1,082,681.29 : x
  2. Step 2: Convert to fraction form
    2,879,782.25/4,320,317.68 = 1,082,681.29/x
  3. Step 3: Cross multiply
    2,879,782.25x = 4,320,317.68 × 1,082,681.29
  4. Step 4: Simplify right side
    2,879,782.25x = 4,677,527,113,578.80
  5. Step 5: Solve for x
    x = 4,677,527,113,578.80/2,879,782.25
  6. Step 6: Final answer
    x = 1,624,264.17

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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.