Home / 1,415,168.10-1,952,433.81-925,424.31

Finding the Fourth Proportional to 1,415,168.10, 1,952,433.81 and 925,424.31

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Solution

The fourth proportional to 1,415,168.10, 1,952,433.81 and 925,424.31 is: 1,276,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,168.10 : 1,952,433.81 = 925,424.31 : x
  2. Step 2: Convert to fraction form
    1,415,168.10/1,952,433.81 = 925,424.31/x
  3. Step 3: Cross multiply
    1,415,168.10x = 1,952,433.81 × 925,424.31
  4. Step 4: Simplify right side
    1,415,168.10x = 1,806,829,711,439.92
  5. Step 5: Solve for x
    x = 1,806,829,711,439.92/1,415,168.10
  6. Step 6: Final answer
    x = 1,276,759.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.