Home / 4,120,312.40-6,180,468.60-1,880,824.40

Finding the Fourth Proportional to 4,120,312.40, 6,180,468.60 and 1,880,824.40

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Solution

The fourth proportional to 4,120,312.40, 6,180,468.60 and 1,880,824.40 is: 2,821,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,312.40 : 6,180,468.60 = 1,880,824.40 : x
  2. Step 2: Convert to fraction form
    4,120,312.40/6,180,468.60 = 1,880,824.40/x
  3. Step 3: Cross multiply
    4,120,312.40x = 6,180,468.60 × 1,880,824.40
  4. Step 4: Simplify right side
    4,120,312.40x = 11,624,376,146,313.84
  5. Step 5: Solve for x
    x = 11,624,376,146,313.84/4,120,312.40
  6. Step 6: Final answer
    x = 2,821,236.60

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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.