Home / 3,551,948.30-5,328,199.40-1,277,768.40

Finding the Fourth Proportional to 3,551,948.30, 5,328,199.40 and 1,277,768.40

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Solution

The fourth proportional to 3,551,948.30, 5,328,199.40 and 1,277,768.40 is: 1,916,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,948.30 : 5,328,199.40 = 1,277,768.40 : x
  2. Step 2: Convert to fraction form
    3,551,948.30/5,328,199.40 = 1,277,768.40/x
  3. Step 3: Cross multiply
    3,551,948.30x = 5,328,199.40 × 1,277,768.40
  4. Step 4: Simplify right side
    3,551,948.30x = 6,808,204,815,830.12
  5. Step 5: Solve for x
    x = 6,808,204,815,830.12/3,551,948.30
  6. Step 6: Final answer
    x = 1,916,752.23

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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.