Home / 1,053,117.80-1,579,721.78-413,559.93

Finding the Fourth Proportional to 1,053,117.80, 1,579,721.78 and 413,559.93

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Solution

The fourth proportional to 1,053,117.80, 1,579,721.78 and 413,559.93 is: 620,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,117.80 : 1,579,721.78 = 413,559.93 : x
  2. Step 2: Convert to fraction form
    1,053,117.80/1,579,721.78 = 413,559.93/x
  3. Step 3: Cross multiply
    1,053,117.80x = 1,579,721.78 × 413,559.93
  4. Step 4: Simplify right side
    1,053,117.80x = 653,309,620,857.67
  5. Step 5: Solve for x
    x = 653,309,620,857.67/1,053,117.80
  6. Step 6: Final answer
    x = 620,357.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.