Home / 1,458,320.40-2,187,480.60-1,342,846.80

Finding the Fourth Proportional to 1,458,320.40, 2,187,480.60 and 1,342,846.80

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Solution

The fourth proportional to 1,458,320.40, 2,187,480.60 and 1,342,846.80 is: 2,014,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,320.40 : 2,187,480.60 = 1,342,846.80 : x
  2. Step 2: Convert to fraction form
    1,458,320.40/2,187,480.60 = 1,342,846.80/x
  3. Step 3: Cross multiply
    1,458,320.40x = 2,187,480.60 × 1,342,846.80
  4. Step 4: Simplify right side
    1,458,320.40x = 2,937,451,323,772.08
  5. Step 5: Solve for x
    x = 2,937,451,323,772.08/1,458,320.40
  6. Step 6: Final answer
    x = 2,014,270.20

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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.