Home / 1,355,943.85-1,871,225.48-744,153.54

Finding the Fourth Proportional to 1,355,943.85, 1,871,225.48 and 744,153.54

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Solution

The fourth proportional to 1,355,943.85, 1,871,225.48 and 744,153.54 is: 1,026,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,943.85 : 1,871,225.48 = 744,153.54 : x
  2. Step 2: Convert to fraction form
    1,355,943.85/1,871,225.48 = 744,153.54/x
  3. Step 3: Cross multiply
    1,355,943.85x = 1,871,225.48 × 744,153.54
  4. Step 4: Simplify right side
    1,355,943.85x = 1,392,479,055,724.07
  5. Step 5: Solve for x
    x = 1,392,479,055,724.07/1,355,943.85
  6. Step 6: Final answer
    x = 1,026,944.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.