Home / 1,418,317.99-1,957,011.14-845,411.47

Finding the Fourth Proportional to 1,418,317.99, 1,957,011.14 and 845,411.47

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Solution

The fourth proportional to 1,418,317.99, 1,957,011.14 and 845,411.47 is: 1,166,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,317.99 : 1,957,011.14 = 845,411.47 : x
  2. Step 2: Convert to fraction form
    1,418,317.99/1,957,011.14 = 845,411.47/x
  3. Step 3: Cross multiply
    1,418,317.99x = 1,957,011.14 × 845,411.47
  4. Step 4: Simplify right side
    1,418,317.99x = 1,654,479,664,673.78
  5. Step 5: Solve for x
    x = 1,654,479,664,673.78/1,418,317.99
  6. Step 6: Final answer
    x = 1,166,508.27

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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.