Home / 3,245,931.20-4,868,896.80-849,771.20

Finding the Fourth Proportional to 3,245,931.20, 4,868,896.80 and 849,771.20

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Solution

The fourth proportional to 3,245,931.20, 4,868,896.80 and 849,771.20 is: 1,274,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245,931.20 : 4,868,896.80 = 849,771.20 : x
  2. Step 2: Convert to fraction form
    3,245,931.20/4,868,896.80 = 849,771.20/x
  3. Step 3: Cross multiply
    3,245,931.20x = 4,868,896.80 × 849,771.20
  4. Step 4: Simplify right side
    3,245,931.20x = 4,137,448,276,412.16
  5. Step 5: Solve for x
    x = 4,137,448,276,412.16/3,245,931.20
  6. Step 6: Final answer
    x = 1,274,656.80

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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.