Home / 1,000,410.51-1,380,566.52-547,701.51

Finding the Fourth Proportional to 1,000,410.51, 1,380,566.52 and 547,701.51

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Solution

The fourth proportional to 1,000,410.51, 1,380,566.52 and 547,701.51 is: 755,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,410.51 : 1,380,566.52 = 547,701.51 : x
  2. Step 2: Convert to fraction form
    1,000,410.51/1,380,566.52 = 547,701.51/x
  3. Step 3: Cross multiply
    1,000,410.51x = 1,380,566.52 × 547,701.51
  4. Step 4: Simplify right side
    1,000,410.51x = 756,138,367,659.45
  5. Step 5: Solve for x
    x = 756,138,367,659.45/1,000,410.51
  6. Step 6: Final answer
    x = 755,828.09

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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.