Home / 3,640,287.60-5,460,431.40-3,569,428.80

Finding the Fourth Proportional to 3,640,287.60, 5,460,431.40 and 3,569,428.80

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Solution

The fourth proportional to 3,640,287.60, 5,460,431.40 and 3,569,428.80 is: 5,354,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,287.60 : 5,460,431.40 = 3,569,428.80 : x
  2. Step 2: Convert to fraction form
    3,640,287.60/5,460,431.40 = 3,569,428.80/x
  3. Step 3: Cross multiply
    3,640,287.60x = 5,460,431.40 × 3,569,428.80
  4. Step 4: Simplify right side
    3,640,287.60x = 19,490,621,099,584.32
  5. Step 5: Solve for x
    x = 19,490,621,099,584.32/3,640,287.60
  6. Step 6: Final answer
    x = 5,354,143.20

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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.