Home / 1,343,271.60-2,014,907.40-396,640.80

Finding the Fourth Proportional to 1,343,271.60, 2,014,907.40 and 396,640.80

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Solution

The fourth proportional to 1,343,271.60, 2,014,907.40 and 396,640.80 is: 594,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,271.60 : 2,014,907.40 = 396,640.80 : x
  2. Step 2: Convert to fraction form
    1,343,271.60/2,014,907.40 = 396,640.80/x
  3. Step 3: Cross multiply
    1,343,271.60x = 2,014,907.40 × 396,640.80
  4. Step 4: Simplify right side
    1,343,271.60x = 799,194,483,061.92
  5. Step 5: Solve for x
    x = 799,194,483,061.92/1,343,271.60
  6. Step 6: Final answer
    x = 594,961.20

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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.