Home / 2,963,338.40-4,445,007.60-2,916,099.20

Finding the Fourth Proportional to 2,963,338.40, 4,445,007.60 and 2,916,099.20

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Solution

The fourth proportional to 2,963,338.40, 4,445,007.60 and 2,916,099.20 is: 4,374,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,338.40 : 4,445,007.60 = 2,916,099.20 : x
  2. Step 2: Convert to fraction form
    2,963,338.40/4,445,007.60 = 2,916,099.20/x
  3. Step 3: Cross multiply
    2,963,338.40x = 4,445,007.60 × 2,916,099.20
  4. Step 4: Simplify right side
    2,963,338.40x = 12,962,083,106,353.92
  5. Step 5: Solve for x
    x = 12,962,083,106,353.92/2,963,338.40
  6. Step 6: Final answer
    x = 4,374,148.80

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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.