Home / 949,145.79-1,310,432.49-846,995.58

Finding the Fourth Proportional to 949,145.79, 1,310,432.49 and 846,995.58

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Solution

The fourth proportional to 949,145.79, 1,310,432.49 and 846,995.58 is: 1,169,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,145.79 : 1,310,432.49 = 846,995.58 : x
  2. Step 2: Convert to fraction form
    949,145.79/1,310,432.49 = 846,995.58/x
  3. Step 3: Cross multiply
    949,145.79x = 1,310,432.49 × 846,995.58
  4. Step 4: Simplify right side
    949,145.79x = 1,109,930,526,918.39
  5. Step 5: Solve for x
    x = 1,109,930,526,918.39/949,145.79
  6. Step 6: Final answer
    x = 1,169,399.41

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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.