Home / 1,760,863.64-2,636,775.78-1,220,349.56

Finding the Fourth Proportional to 1,760,863.64, 2,636,775.78 and 1,220,349.56

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Solution

The fourth proportional to 1,760,863.64, 2,636,775.78 and 1,220,349.56 is: 1,827,392.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,863.64 : 2,636,775.78 = 1,220,349.56 : x
  2. Step 2: Convert to fraction form
    1,760,863.64/2,636,775.78 = 1,220,349.56/x
  3. Step 3: Cross multiply
    1,760,863.64x = 2,636,775.78 × 1,220,349.56
  4. Step 4: Simplify right side
    1,760,863.64x = 3,217,788,162,941.66
  5. Step 5: Solve for x
    x = 3,217,788,162,941.66/1,760,863.64
  6. Step 6: Final answer
    x = 1,827,392.02

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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.