Home / 4,774,640-7,162,157.64-1,408,847

Finding the Fourth Proportional to 4,774,640, 7,162,157.64 and 1,408,847

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Solution

The fourth proportional to 4,774,640, 7,162,157.64 and 1,408,847 is: 2,113,328.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774,640 : 7,162,157.64 = 1,408,847 : x
  2. Step 2: Convert to fraction form
    4,774,640/7,162,157.64 = 1,408,847/x
  3. Step 3: Cross multiply
    4,774,640x = 7,162,157.64 × 1,408,847
  4. Step 4: Simplify right side
    4,774,640x = 10,090,384,304,641.08
  5. Step 5: Solve for x
    x = 10,090,384,304,641.08/4,774,640
  6. Step 6: Final answer
    x = 2,113,328.82

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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.