Home / 1,308,826.28-1,963,182.27-410,247.56

Finding the Fourth Proportional to 1,308,826.28, 1,963,182.27 and 410,247.56

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Solution

The fourth proportional to 1,308,826.28, 1,963,182.27 and 410,247.56 is: 615,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,826.28 : 1,963,182.27 = 410,247.56 : x
  2. Step 2: Convert to fraction form
    1,308,826.28/1,963,182.27 = 410,247.56/x
  3. Step 3: Cross multiply
    1,308,826.28x = 1,963,182.27 × 410,247.56
  4. Step 4: Simplify right side
    1,308,826.28x = 805,390,736,102.76
  5. Step 5: Solve for x
    x = 805,390,736,102.76/1,308,826.28
  6. Step 6: Final answer
    x = 615,353.43

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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.