Home / 2,074,690.80-3,112,036.20-578,782.80

Finding the Fourth Proportional to 2,074,690.80, 3,112,036.20 and 578,782.80

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Solution

The fourth proportional to 2,074,690.80, 3,112,036.20 and 578,782.80 is: 868,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,690.80 : 3,112,036.20 = 578,782.80 : x
  2. Step 2: Convert to fraction form
    2,074,690.80/3,112,036.20 = 578,782.80/x
  3. Step 3: Cross multiply
    2,074,690.80x = 3,112,036.20 × 578,782.80
  4. Step 4: Simplify right side
    2,074,690.80x = 1,801,193,025,537.36
  5. Step 5: Solve for x
    x = 1,801,193,025,537.36/2,074,690.80
  6. Step 6: Final answer
    x = 868,174.20

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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.