Home / 2,188,333.60-3,282,500.40-692,425.60

Finding the Fourth Proportional to 2,188,333.60, 3,282,500.40 and 692,425.60

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Solution

The fourth proportional to 2,188,333.60, 3,282,500.40 and 692,425.60 is: 1,038,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,333.60 : 3,282,500.40 = 692,425.60 : x
  2. Step 2: Convert to fraction form
    2,188,333.60/3,282,500.40 = 692,425.60/x
  3. Step 3: Cross multiply
    2,188,333.60x = 3,282,500.40 × 692,425.60
  4. Step 4: Simplify right side
    2,188,333.60x = 2,272,887,308,970.24
  5. Step 5: Solve for x
    x = 2,272,887,308,970.24/2,188,333.60
  6. Step 6: Final answer
    x = 1,038,638.40

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Similar ratio
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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.