Home / 1,117,364.39-1,541,997.84-633,949.91

Finding the Fourth Proportional to 1,117,364.39, 1,541,997.84 and 633,949.91

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Solution

The fourth proportional to 1,117,364.39, 1,541,997.84 and 633,949.91 is: 874,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,364.39 : 1,541,997.84 = 633,949.91 : x
  2. Step 2: Convert to fraction form
    1,117,364.39/1,541,997.84 = 633,949.91/x
  3. Step 3: Cross multiply
    1,117,364.39x = 1,541,997.84 × 633,949.91
  4. Step 4: Simplify right side
    1,117,364.39x = 977,549,384,178.21
  5. Step 5: Solve for x
    x = 977,549,384,178.21/1,117,364.39
  6. Step 6: Final answer
    x = 874,870.72

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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.