Home / 2,681,328.80-4,021,215.60-1,083,360.80

Finding the Fourth Proportional to 2,681,328.80, 4,021,215.60 and 1,083,360.80

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Solution

The fourth proportional to 2,681,328.80, 4,021,215.60 and 1,083,360.80 is: 1,624,727.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,328.80 : 4,021,215.60 = 1,083,360.80 : x
  2. Step 2: Convert to fraction form
    2,681,328.80/4,021,215.60 = 1,083,360.80/x
  3. Step 3: Cross multiply
    2,681,328.80x = 4,021,215.60 × 1,083,360.80
  4. Step 4: Simplify right side
    2,681,328.80x = 4,356,427,349,388.48
  5. Step 5: Solve for x
    x = 4,356,427,349,388.48/2,681,328.80
  6. Step 6: Final answer
    x = 1,624,727.02

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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.