Home / 1,342,768.07-2,014,132.31-331,890.10

Finding the Fourth Proportional to 1,342,768.07, 2,014,132.31 and 331,890.10

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Solution

The fourth proportional to 1,342,768.07, 2,014,132.31 and 331,890.10 is: 497,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,768.07 : 2,014,132.31 = 331,890.10 : x
  2. Step 2: Convert to fraction form
    1,342,768.07/2,014,132.31 = 331,890.10/x
  3. Step 3: Cross multiply
    1,342,768.07x = 2,014,132.31 × 331,890.10
  4. Step 4: Simplify right side
    1,342,768.07x = 668,470,563,708.47
  5. Step 5: Solve for x
    x = 668,470,563,708.47/1,342,768.07
  6. Step 6: Final answer
    x = 497,830.25

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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.