Home / 1,773,677.71-2,660,867.16-636,135.72

Finding the Fourth Proportional to 1,773,677.71, 2,660,867.16 and 636,135.72

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Solution

The fourth proportional to 1,773,677.71, 2,660,867.16 and 636,135.72 is: 954,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,677.71 : 2,660,867.16 = 636,135.72 : x
  2. Step 2: Convert to fraction form
    1,773,677.71/2,660,867.16 = 636,135.72/x
  3. Step 3: Cross multiply
    1,773,677.71x = 2,660,867.16 × 636,135.72
  4. Step 4: Simplify right side
    1,773,677.71x = 1,692,672,646,650.96
  5. Step 5: Solve for x
    x = 1,692,672,646,650.96/1,773,677.71
  6. Step 6: Final answer
    x = 954,329.32

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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.