Home / 3,057,429.20-4,586,143.80-1,640,253.20

Finding the Fourth Proportional to 3,057,429.20, 4,586,143.80 and 1,640,253.20

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Solution

The fourth proportional to 3,057,429.20, 4,586,143.80 and 1,640,253.20 is: 2,460,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,429.20 : 4,586,143.80 = 1,640,253.20 : x
  2. Step 2: Convert to fraction form
    3,057,429.20/4,586,143.80 = 1,640,253.20/x
  3. Step 3: Cross multiply
    3,057,429.20x = 4,586,143.80 × 1,640,253.20
  4. Step 4: Simplify right side
    3,057,429.20x = 7,522,437,043,610.16
  5. Step 5: Solve for x
    x = 7,522,437,043,610.16/3,057,429.20
  6. Step 6: Final answer
    x = 2,460,379.80

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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.