Home / 1,639,007.10-2,458,510.65-1,008,276.30

Finding the Fourth Proportional to 1,639,007.10, 2,458,510.65 and 1,008,276.30

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Solution

The fourth proportional to 1,639,007.10, 2,458,510.65 and 1,008,276.30 is: 1,512,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,007.10 : 2,458,510.65 = 1,008,276.30 : x
  2. Step 2: Convert to fraction form
    1,639,007.10/2,458,510.65 = 1,008,276.30/x
  3. Step 3: Cross multiply
    1,639,007.10x = 2,458,510.65 × 1,008,276.30
  4. Step 4: Simplify right side
    1,639,007.10x = 2,478,858,021,692.60
  5. Step 5: Solve for x
    x = 2,478,858,021,692.60/1,639,007.10
  6. Step 6: Final answer
    x = 1,512,414.45

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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.