Home / 1,916,854.76-2,874,203.10-636,777

Finding the Fourth Proportional to 1,916,854.76, 2,874,203.10 and 636,777

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Solution

The fourth proportional to 1,916,854.76, 2,874,203.10 and 636,777 is: 954,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,854.76 : 2,874,203.10 = 636,777 : x
  2. Step 2: Convert to fraction form
    1,916,854.76/2,874,203.10 = 636,777/x
  3. Step 3: Cross multiply
    1,916,854.76x = 2,874,203.10 × 636,777
  4. Step 4: Simplify right side
    1,916,854.76x = 1,830,226,427,408.70
  5. Step 5: Solve for x
    x = 1,830,226,427,408.70/1,916,854.76
  6. Step 6: Final answer
    x = 954,807.04

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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.