Home / 2,386,148.79-3,579,783.77-788,711.97

Finding the Fourth Proportional to 2,386,148.79, 3,579,783.77 and 788,711.97

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Solution

The fourth proportional to 2,386,148.79, 3,579,783.77 and 788,711.97 is: 1,183,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,148.79 : 3,579,783.77 = 788,711.97 : x
  2. Step 2: Convert to fraction form
    2,386,148.79/3,579,783.77 = 788,711.97/x
  3. Step 3: Cross multiply
    2,386,148.79x = 3,579,783.77 × 788,711.97
  4. Step 4: Simplify right side
    2,386,148.79x = 2,823,418,305,467.17
  5. Step 5: Solve for x
    x = 2,823,418,305,467.17/2,386,148.79
  6. Step 6: Final answer
    x = 1,183,253.25

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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.