Home / 1,810,622.90-2,715,513.01-673,920.43

Finding the Fourth Proportional to 1,810,622.90, 2,715,513.01 and 673,920.43

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Solution

The fourth proportional to 1,810,622.90, 2,715,513.01 and 673,920.43 is: 1,010,723.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,622.90 : 2,715,513.01 = 673,920.43 : x
  2. Step 2: Convert to fraction form
    1,810,622.90/2,715,513.01 = 673,920.43/x
  3. Step 3: Cross multiply
    1,810,622.90x = 2,715,513.01 × 673,920.43
  4. Step 4: Simplify right side
    1,810,622.90x = 1,830,039,684,331.83
  5. Step 5: Solve for x
    x = 1,830,039,684,331.83/1,810,622.90
  6. Step 6: Final answer
    x = 1,010,723.81

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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.