Home / 3,442,023.60-4,749,531.84-1,913,836.56

Finding the Fourth Proportional to 3,442,023.60, 4,749,531.84 and 1,913,836.56

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Solution

The fourth proportional to 3,442,023.60, 4,749,531.84 and 1,913,836.56 is: 2,640,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,023.60 : 4,749,531.84 = 1,913,836.56 : x
  2. Step 2: Convert to fraction form
    3,442,023.60/4,749,531.84 = 1,913,836.56/x
  3. Step 3: Cross multiply
    3,442,023.60x = 4,749,531.84 × 1,913,836.56
  4. Step 4: Simplify right side
    3,442,023.60x = 9,089,827,678,276.07
  5. Step 5: Solve for x
    x = 9,089,827,678,276.07/3,442,023.60
  6. Step 6: Final answer
    x = 2,640,838.28

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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.