Home / 1,640,782.38-2,461,158.99-575,574.90

Finding the Fourth Proportional to 1,640,782.38, 2,461,158.99 and 575,574.90

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Solution

The fourth proportional to 1,640,782.38, 2,461,158.99 and 575,574.90 is: 863,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,782.38 : 2,461,158.99 = 575,574.90 : x
  2. Step 2: Convert to fraction form
    1,640,782.38/2,461,158.99 = 575,574.90/x
  3. Step 3: Cross multiply
    1,640,782.38x = 2,461,158.99 × 575,574.90
  4. Step 4: Simplify right side
    1,640,782.38x = 1,416,581,339,553.35
  5. Step 5: Solve for x
    x = 1,416,581,339,553.35/1,640,782.38
  6. Step 6: Final answer
    x = 863,357.24

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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.