Home / 3,221,528.56-4,445,444.76-1,896,741.70

Finding the Fourth Proportional to 3,221,528.56, 4,445,444.76 and 1,896,741.70

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Solution

The fourth proportional to 3,221,528.56, 4,445,444.76 and 1,896,741.70 is: 2,617,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,528.56 : 4,445,444.76 = 1,896,741.70 : x
  2. Step 2: Convert to fraction form
    3,221,528.56/4,445,444.76 = 1,896,741.70/x
  3. Step 3: Cross multiply
    3,221,528.56x = 4,445,444.76 × 1,896,741.70
  4. Step 4: Simplify right side
    3,221,528.56x = 8,431,860,451,338.49
  5. Step 5: Solve for x
    x = 8,431,860,451,338.49/3,221,528.56
  6. Step 6: Final answer
    x = 2,617,347.73

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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.