Home / 3,575,503.20-4,934,213.80-2,105,475.60

Finding the Fourth Proportional to 3,575,503.20, 4,934,213.80 and 2,105,475.60

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Solution

The fourth proportional to 3,575,503.20, 4,934,213.80 and 2,105,475.60 is: 2,905,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,503.20 : 4,934,213.80 = 2,105,475.60 : x
  2. Step 2: Convert to fraction form
    3,575,503.20/4,934,213.80 = 2,105,475.60/x
  3. Step 3: Cross multiply
    3,575,503.20x = 4,934,213.80 × 2,105,475.60
  4. Step 4: Simplify right side
    3,575,503.20x = 10,388,866,761,083.28
  5. Step 5: Solve for x
    x = 10,388,866,761,083.28/3,575,503.20
  6. Step 6: Final answer
    x = 2,905,567.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.