Home / 1,884,188.40-2,826,455.40-762,025.20

Finding the Fourth Proportional to 1,884,188.40, 2,826,455.40 and 762,025.20

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Solution

The fourth proportional to 1,884,188.40, 2,826,455.40 and 762,025.20 is: 1,143,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,188.40 : 2,826,455.40 = 762,025.20 : x
  2. Step 2: Convert to fraction form
    1,884,188.40/2,826,455.40 = 762,025.20/x
  3. Step 3: Cross multiply
    1,884,188.40x = 2,826,455.40 × 762,025.20
  4. Step 4: Simplify right side
    1,884,188.40x = 2,153,830,241,476.08
  5. Step 5: Solve for x
    x = 2,153,830,241,476.08/1,884,188.40
  6. Step 6: Final answer
    x = 1,143,107.69

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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.