Home / 6,221,128.80-9,331,692.24-1,493,320.80

Finding the Fourth Proportional to 6,221,128.80, 9,331,692.24 and 1,493,320.80

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Solution

The fourth proportional to 6,221,128.80, 9,331,692.24 and 1,493,320.80 is: 2,239,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,128.80 : 9,331,692.24 = 1,493,320.80 : x
  2. Step 2: Convert to fraction form
    6,221,128.80/9,331,692.24 = 1,493,320.80/x
  3. Step 3: Cross multiply
    6,221,128.80x = 9,331,692.24 × 1,493,320.80
  4. Step 4: Simplify right side
    6,221,128.80x = 13,935,210,121,190.59
  5. Step 5: Solve for x
    x = 13,935,210,121,190.59/6,221,128.80
  6. Step 6: Final answer
    x = 2,239,980.97

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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.