Home / 4,314,578.40-6,474,200.40-1,790,488.80

Finding the Fourth Proportional to 4,314,578.40, 6,474,200.40 and 1,790,488.80

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Solution

The fourth proportional to 4,314,578.40, 6,474,200.40 and 1,790,488.80 is: 2,686,701.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314,578.40 : 6,474,200.40 = 1,790,488.80 : x
  2. Step 2: Convert to fraction form
    4,314,578.40/6,474,200.40 = 1,790,488.80/x
  3. Step 3: Cross multiply
    4,314,578.40x = 6,474,200.40 × 1,790,488.80
  4. Step 4: Simplify right side
    4,314,578.40x = 11,591,983,305,155.52
  5. Step 5: Solve for x
    x = 11,591,983,305,155.52/4,314,578.40
  6. Step 6: Final answer
    x = 2,686,701.28

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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.