Home / 1,046,093.64-1,439,079.06-916,448.28

Finding the Fourth Proportional to 1,046,093.64, 1,439,079.06 and 916,448.28

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Solution

The fourth proportional to 1,046,093.64, 1,439,079.06 and 916,448.28 is: 1,260,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,093.64 : 1,439,079.06 = 916,448.28 : x
  2. Step 2: Convert to fraction form
    1,046,093.64/1,439,079.06 = 916,448.28/x
  3. Step 3: Cross multiply
    1,046,093.64x = 1,439,079.06 × 916,448.28
  4. Step 4: Simplify right side
    1,046,093.64x = 1,318,841,529,321.02
  5. Step 5: Solve for x
    x = 1,318,841,529,321.02/1,046,093.64
  6. Step 6: Final answer
    x = 1,260,729.90

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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.