Home / 4,587,021.60-6,871,071.60-2,688,007.20

Finding the Fourth Proportional to 4,587,021.60, 6,871,071.60 and 2,688,007.20

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Solution

The fourth proportional to 4,587,021.60, 6,871,071.60 and 2,688,007.20 is: 4,026,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587,021.60 : 6,871,071.60 = 2,688,007.20 : x
  2. Step 2: Convert to fraction form
    4,587,021.60/6,871,071.60 = 2,688,007.20/x
  3. Step 3: Cross multiply
    4,587,021.60x = 6,871,071.60 × 2,688,007.20
  4. Step 4: Simplify right side
    4,587,021.60x = 18,469,489,932,515.52
  5. Step 5: Solve for x
    x = 18,469,489,932,515.52/4,587,021.60
  6. Step 6: Final answer
    x = 4,026,466.75

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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.