Home / 3,520,587.32-5,280,881.12-1,922,278.56

Finding the Fourth Proportional to 3,520,587.32, 5,280,881.12 and 1,922,278.56

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Solution

The fourth proportional to 3,520,587.32, 5,280,881.12 and 1,922,278.56 is: 2,883,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,587.32 : 5,280,881.12 = 1,922,278.56 : x
  2. Step 2: Convert to fraction form
    3,520,587.32/5,280,881.12 = 1,922,278.56/x
  3. Step 3: Cross multiply
    3,520,587.32x = 5,280,881.12 × 1,922,278.56
  4. Step 4: Simplify right side
    3,520,587.32x = 10,151,324,554,884.79
  5. Step 5: Solve for x
    x = 10,151,324,554,884.79/3,520,587.32
  6. Step 6: Final answer
    x = 2,883,417.92

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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.