Home / 2,913,105.16-4,020,324.42-1,606,612.72

Finding the Fourth Proportional to 2,913,105.16, 4,020,324.42 and 1,606,612.72

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Solution

The fourth proportional to 2,913,105.16, 4,020,324.42 and 1,606,612.72 is: 2,217,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,105.16 : 4,020,324.42 = 1,606,612.72 : x
  2. Step 2: Convert to fraction form
    2,913,105.16/4,020,324.42 = 1,606,612.72/x
  3. Step 3: Cross multiply
    2,913,105.16x = 4,020,324.42 × 1,606,612.72
  4. Step 4: Simplify right side
    2,913,105.16x = 6,459,104,351,698.62
  5. Step 5: Solve for x
    x = 6,459,104,351,698.62/2,913,105.16
  6. Step 6: Final answer
    x = 2,217,257.53

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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.