Home / 3,149,830.19-4,725,434.34-1,020,129.59

Finding the Fourth Proportional to 3,149,830.19, 4,725,434.34 and 1,020,129.59

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Solution

The fourth proportional to 3,149,830.19, 4,725,434.34 and 1,020,129.59 is: 1,530,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,830.19 : 4,725,434.34 = 1,020,129.59 : x
  2. Step 2: Convert to fraction form
    3,149,830.19/4,725,434.34 = 1,020,129.59/x
  3. Step 3: Cross multiply
    3,149,830.19x = 4,725,434.34 × 1,020,129.59
  4. Step 4: Simplify right side
    3,149,830.19x = 4,820,555,372,208.95
  5. Step 5: Solve for x
    x = 4,820,555,372,208.95/3,149,830.19
  6. Step 6: Final answer
    x = 1,530,417.54

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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.