Home / 1,229,047.08-1,843,570.65-387,664.44

Finding the Fourth Proportional to 1,229,047.08, 1,843,570.65 and 387,664.44

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Solution

The fourth proportional to 1,229,047.08, 1,843,570.65 and 387,664.44 is: 581,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,047.08 : 1,843,570.65 = 387,664.44 : x
  2. Step 2: Convert to fraction form
    1,229,047.08/1,843,570.65 = 387,664.44/x
  3. Step 3: Cross multiply
    1,229,047.08x = 1,843,570.65 × 387,664.44
  4. Step 4: Simplify right side
    1,229,047.08x = 714,686,783,632.69
  5. Step 5: Solve for x
    x = 714,686,783,632.69/1,229,047.08
  6. Step 6: Final answer
    x = 581,496.67

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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.