Home / 1,485,476.52-2,049,982.50-806,413

Finding the Fourth Proportional to 1,485,476.52, 2,049,982.50 and 806,413

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Solution

The fourth proportional to 1,485,476.52, 2,049,982.50 and 806,413 is: 1,112,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,476.52 : 2,049,982.50 = 806,413 : x
  2. Step 2: Convert to fraction form
    1,485,476.52/2,049,982.50 = 806,413/x
  3. Step 3: Cross multiply
    1,485,476.52x = 2,049,982.50 × 806,413
  4. Step 4: Simplify right side
    1,485,476.52x = 1,653,132,537,772.50
  5. Step 5: Solve for x
    x = 1,653,132,537,772.50/1,485,476.52
  6. Step 6: Final answer
    x = 1,112,863.46

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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.