Home / 1,342,840.71-2,014,327.97-383,438.64

Finding the Fourth Proportional to 1,342,840.71, 2,014,327.97 and 383,438.64

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Solution

The fourth proportional to 1,342,840.71, 2,014,327.97 and 383,438.64 is: 575,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,840.71 : 2,014,327.97 = 383,438.64 : x
  2. Step 2: Convert to fraction form
    1,342,840.71/2,014,327.97 = 383,438.64/x
  3. Step 3: Cross multiply
    1,342,840.71x = 2,014,327.97 × 383,438.64
  4. Step 4: Simplify right side
    1,342,840.71x = 772,371,175,413.57
  5. Step 5: Solve for x
    x = 772,371,175,413.57/1,342,840.71
  6. Step 6: Final answer
    x = 575,177.06

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1.5x scale

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.