Home / 940,528.64-1,401,825.28-887,393.28

Finding the Fourth Proportional to 940,528.64, 1,401,825.28 and 887,393.28

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Solution

The fourth proportional to 940,528.64, 1,401,825.28 and 887,393.28 is: 1,322,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,528.64 : 1,401,825.28 = 887,393.28 : x
  2. Step 2: Convert to fraction form
    940,528.64/1,401,825.28 = 887,393.28/x
  3. Step 3: Cross multiply
    940,528.64x = 1,401,825.28 × 887,393.28
  4. Step 4: Simplify right side
    940,528.64x = 1,243,970,333,206.12
  5. Step 5: Solve for x
    x = 1,243,970,333,206.12/940,528.64
  6. Step 6: Final answer
    x = 1,322,628.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.