Home / 3,190,403.02-4,402,648.72-1,900,575.34

Finding the Fourth Proportional to 3,190,403.02, 4,402,648.72 and 1,900,575.34

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Solution

The fourth proportional to 3,190,403.02, 4,402,648.72 and 1,900,575.34 is: 2,622,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,403.02 : 4,402,648.72 = 1,900,575.34 : x
  2. Step 2: Convert to fraction form
    3,190,403.02/4,402,648.72 = 1,900,575.34/x
  3. Step 3: Cross multiply
    3,190,403.02x = 4,402,648.72 × 1,900,575.34
  4. Step 4: Simplify right side
    3,190,403.02x = 8,367,565,587,914.57
  5. Step 5: Solve for x
    x = 8,367,565,587,914.57/3,190,403.02
  6. Step 6: Final answer
    x = 2,622,729.96

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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.