Home / 2,688,136.40-4,032,204.60-2,422,715.60

Finding the Fourth Proportional to 2,688,136.40, 4,032,204.60 and 2,422,715.60

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Solution

The fourth proportional to 2,688,136.40, 4,032,204.60 and 2,422,715.60 is: 3,634,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,136.40 : 4,032,204.60 = 2,422,715.60 : x
  2. Step 2: Convert to fraction form
    2,688,136.40/4,032,204.60 = 2,422,715.60/x
  3. Step 3: Cross multiply
    2,688,136.40x = 4,032,204.60 × 2,422,715.60
  4. Step 4: Simplify right side
    2,688,136.40x = 9,768,884,986,811.76
  5. Step 5: Solve for x
    x = 9,768,884,986,811.76/2,688,136.40
  6. Step 6: Final answer
    x = 3,634,073.40

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Similar ratio
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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.