Home / 940,215.40-1,295,699.70-922,939.72

Finding the Fourth Proportional to 940,215.40, 1,295,699.70 and 922,939.72

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Solution

The fourth proportional to 940,215.40, 1,295,699.70 and 922,939.72 is: 1,271,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,215.40 : 1,295,699.70 = 922,939.72 : x
  2. Step 2: Convert to fraction form
    940,215.40/1,295,699.70 = 922,939.72/x
  3. Step 3: Cross multiply
    940,215.40x = 1,295,699.70 × 922,939.72
  4. Step 4: Simplify right side
    940,215.40x = 1,195,852,718,322.08
  5. Step 5: Solve for x
    x = 1,195,852,718,322.08/940,215.40
  6. Step 6: Final answer
    x = 1,271,892.29

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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.