Home / 1,000,574.54-1,380,779.16-547,865.54

Finding the Fourth Proportional to 1,000,574.54, 1,380,779.16 and 547,865.54

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Solution

The fourth proportional to 1,000,574.54, 1,380,779.16 and 547,865.54 is: 756,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,574.54 : 1,380,779.16 = 547,865.54 : x
  2. Step 2: Convert to fraction form
    1,000,574.54/1,380,779.16 = 547,865.54/x
  3. Step 3: Cross multiply
    1,000,574.54x = 1,380,779.16 × 547,865.54
  4. Step 4: Simplify right side
    1,000,574.54x = 756,481,320,114.15
  5. Step 5: Solve for x
    x = 756,481,320,114.15/1,000,574.54
  6. Step 6: Final answer
    x = 756,046.94

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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.