Home / 1,898,801.05-2,848,451.85-618,960.10

Finding the Fourth Proportional to 1,898,801.05, 2,848,451.85 and 618,960.10

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Solution

The fourth proportional to 1,898,801.05, 2,848,451.85 and 618,960.10 is: 928,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,801.05 : 2,848,451.85 = 618,960.10 : x
  2. Step 2: Convert to fraction form
    1,898,801.05/2,848,451.85 = 618,960.10/x
  3. Step 3: Cross multiply
    1,898,801.05x = 2,848,451.85 × 618,960.10
  4. Step 4: Simplify right side
    1,898,801.05x = 1,763,078,041,921.19
  5. Step 5: Solve for x
    x = 1,763,078,041,921.19/1,898,801.05
  6. Step 6: Final answer
    x = 928,521.73

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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.