Home / 1,342,614.21-2,014,106.93-431,822.46

Finding the Fourth Proportional to 1,342,614.21, 2,014,106.93 and 431,822.46

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Solution

The fourth proportional to 1,342,614.21, 2,014,106.93 and 431,822.46 is: 647,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,614.21 : 2,014,106.93 = 431,822.46 : x
  2. Step 2: Convert to fraction form
    1,342,614.21/2,014,106.93 = 431,822.46/x
  3. Step 3: Cross multiply
    1,342,614.21x = 2,014,106.93 × 431,822.46
  4. Step 4: Simplify right side
    1,342,614.21x = 869,736,607,056.54
  5. Step 5: Solve for x
    x = 869,736,607,056.54/1,342,614.21
  6. Step 6: Final answer
    x = 647,793.39

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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.