Home / 2,880,938.55-4,321,407.83-1,618,602.15

Finding the Fourth Proportional to 2,880,938.55, 4,321,407.83 and 1,618,602.15

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Solution

The fourth proportional to 2,880,938.55, 4,321,407.83 and 1,618,602.15 is: 2,427,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,938.55 : 4,321,407.83 = 1,618,602.15 : x
  2. Step 2: Convert to fraction form
    2,880,938.55/4,321,407.83 = 1,618,602.15/x
  3. Step 3: Cross multiply
    2,880,938.55x = 4,321,407.83 × 1,618,602.15
  4. Step 4: Simplify right side
    2,880,938.55x = 6,994,639,996,571.82
  5. Step 5: Solve for x
    x = 6,994,639,996,571.82/2,880,938.55
  6. Step 6: Final answer
    x = 2,427,903.23

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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.