Home / 1,361,351.09-2,039,320.22-1,249,748.48

Finding the Fourth Proportional to 1,361,351.09, 2,039,320.22 and 1,249,748.48

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Solution

The fourth proportional to 1,361,351.09, 2,039,320.22 and 1,249,748.48 is: 1,872,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,351.09 : 2,039,320.22 = 1,249,748.48 : x
  2. Step 2: Convert to fraction form
    1,361,351.09/2,039,320.22 = 1,249,748.48/x
  3. Step 3: Cross multiply
    1,361,351.09x = 2,039,320.22 × 1,249,748.48
  4. Step 4: Simplify right side
    1,361,351.09x = 2,548,637,345,178.27
  5. Step 5: Solve for x
    x = 2,548,637,345,178.27/1,361,351.09
  6. Step 6: Final answer
    x = 1,872,138.18

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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.