Home / 1,415,140.16-1,952,633.94-834,545.42

Finding the Fourth Proportional to 1,415,140.16, 1,952,633.94 and 834,545.42

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Solution

The fourth proportional to 1,415,140.16, 1,952,633.94 and 834,545.42 is: 1,151,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,140.16 : 1,952,633.94 = 834,545.42 : x
  2. Step 2: Convert to fraction form
    1,415,140.16/1,952,633.94 = 834,545.42/x
  3. Step 3: Cross multiply
    1,415,140.16x = 1,952,633.94 × 834,545.42
  4. Step 4: Simplify right side
    1,415,140.16x = 1,629,561,701,800.39
  5. Step 5: Solve for x
    x = 1,629,561,701,800.39/1,415,140.16
  6. Step 6: Final answer
    x = 1,151,519.65

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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.