Home / 3,824,064.80-5,736,255.48-1,128,390

Finding the Fourth Proportional to 3,824,064.80, 5,736,255.48 and 1,128,390

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Solution

The fourth proportional to 3,824,064.80, 5,736,255.48 and 1,128,390 is: 1,692,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,064.80 : 5,736,255.48 = 1,128,390 : x
  2. Step 2: Convert to fraction form
    3,824,064.80/5,736,255.48 = 1,128,390/x
  3. Step 3: Cross multiply
    3,824,064.80x = 5,736,255.48 × 1,128,390
  4. Step 4: Simplify right side
    3,824,064.80x = 6,472,733,321,077.20
  5. Step 5: Solve for x
    x = 6,472,733,321,077.20/3,824,064.80
  6. Step 6: Final answer
    x = 1,692,631.70

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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.