Home / 1,004,784.78-1,386,618.72-545,908.44

Finding the Fourth Proportional to 1,004,784.78, 1,386,618.72 and 545,908.44

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Solution

The fourth proportional to 1,004,784.78, 1,386,618.72 and 545,908.44 is: 753,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,784.78 : 1,386,618.72 = 545,908.44 : x
  2. Step 2: Convert to fraction form
    1,004,784.78/1,386,618.72 = 545,908.44/x
  3. Step 3: Cross multiply
    1,004,784.78x = 1,386,618.72 × 545,908.44
  4. Step 4: Simplify right side
    1,004,784.78x = 756,966,862,310.00
  5. Step 5: Solve for x
    x = 756,966,862,310.00/1,004,784.78
  6. Step 6: Final answer
    x = 753,362.19

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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.