Home / 2,237,643.60-3,356,465.40-640,258.80

Finding the Fourth Proportional to 2,237,643.60, 3,356,465.40 and 640,258.80

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Solution

The fourth proportional to 2,237,643.60, 3,356,465.40 and 640,258.80 is: 960,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,643.60 : 3,356,465.40 = 640,258.80 : x
  2. Step 2: Convert to fraction form
    2,237,643.60/3,356,465.40 = 640,258.80/x
  3. Step 3: Cross multiply
    2,237,643.60x = 3,356,465.40 × 640,258.80
  4. Step 4: Simplify right side
    2,237,643.60x = 2,149,006,509,245.52
  5. Step 5: Solve for x
    x = 2,149,006,509,245.52/2,237,643.60
  6. Step 6: Final answer
    x = 960,388.20

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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.