Home / 3,125,440.80-4,698,658.80-2,663,546.40

Finding the Fourth Proportional to 3,125,440.80, 4,698,658.80 and 2,663,546.40

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Solution

The fourth proportional to 3,125,440.80, 4,698,658.80 and 2,663,546.40 is: 4,004,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,440.80 : 4,698,658.80 = 2,663,546.40 : x
  2. Step 2: Convert to fraction form
    3,125,440.80/4,698,658.80 = 2,663,546.40/x
  3. Step 3: Cross multiply
    3,125,440.80x = 4,698,658.80 × 2,663,546.40
  4. Step 4: Simplify right side
    3,125,440.80x = 12,515,095,731,568.32
  5. Step 5: Solve for x
    x = 12,515,095,731,568.32/3,125,440.80
  6. Step 6: Final answer
    x = 4,004,265.81

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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.