Home / 1,290,201.04-1,934,218.99-570,426.54

Finding the Fourth Proportional to 1,290,201.04, 1,934,218.99 and 570,426.54

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Solution

The fourth proportional to 1,290,201.04, 1,934,218.99 and 570,426.54 is: 855,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,201.04 : 1,934,218.99 = 570,426.54 : x
  2. Step 2: Convert to fraction form
    1,290,201.04/1,934,218.99 = 570,426.54/x
  3. Step 3: Cross multiply
    1,290,201.04x = 1,934,218.99 × 570,426.54
  4. Step 4: Simplify right side
    1,290,201.04x = 1,103,329,846,067.99
  5. Step 5: Solve for x
    x = 1,103,329,846,067.99/1,290,201.04
  6. Step 6: Final answer
    x = 855,161.18

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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.