Home / 2,688,807.60-4,033,211.40-2,422,868.40

Finding the Fourth Proportional to 2,688,807.60, 4,033,211.40 and 2,422,868.40

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Solution

The fourth proportional to 2,688,807.60, 4,033,211.40 and 2,422,868.40 is: 3,634,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,807.60 : 4,033,211.40 = 2,422,868.40 : x
  2. Step 2: Convert to fraction form
    2,688,807.60/4,033,211.40 = 2,422,868.40/x
  3. Step 3: Cross multiply
    2,688,807.60x = 4,033,211.40 × 2,422,868.40
  4. Step 4: Simplify right side
    2,688,807.60x = 9,771,940,451,579.76
  5. Step 5: Solve for x
    x = 9,771,940,451,579.76/2,688,807.60
  6. Step 6: Final answer
    x = 3,634,302.60

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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.