Home / 3,189,795.83-4,401,925.21-1,813,147.98

Finding the Fourth Proportional to 3,189,795.83, 4,401,925.21 and 1,813,147.98

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Solution

The fourth proportional to 3,189,795.83, 4,401,925.21 and 1,813,147.98 is: 2,502,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,795.83 : 4,401,925.21 = 1,813,147.98 : x
  2. Step 2: Convert to fraction form
    3,189,795.83/4,401,925.21 = 1,813,147.98/x
  3. Step 3: Cross multiply
    3,189,795.83x = 4,401,925.21 × 1,813,147.98
  4. Step 4: Simplify right side
    3,189,795.83x = 7,981,341,778,182.84
  5. Step 5: Solve for x
    x = 7,981,341,778,182.84/3,189,795.83
  6. Step 6: Final answer
    x = 2,502,148.16

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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.