Home / 1,355,944.04-1,871,225.74-744,153.72

Finding the Fourth Proportional to 1,355,944.04, 1,871,225.74 and 744,153.72

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Solution

The fourth proportional to 1,355,944.04, 1,871,225.74 and 744,153.72 is: 1,026,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,944.04 : 1,871,225.74 = 744,153.72 : x
  2. Step 2: Convert to fraction form
    1,355,944.04/1,871,225.74 = 744,153.72/x
  3. Step 3: Cross multiply
    1,355,944.04x = 1,871,225.74 × 744,153.72
  4. Step 4: Simplify right side
    1,355,944.04x = 1,392,479,595,380.75
  5. Step 5: Solve for x
    x = 1,392,479,595,380.75/1,355,944.04
  6. Step 6: Final answer
    x = 1,026,944.74

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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.