Home / 1,117,345.32-1,541,971.50-633,930.84

Finding the Fourth Proportional to 1,117,345.32, 1,541,971.50 and 633,930.84

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Solution

The fourth proportional to 1,117,345.32, 1,541,971.50 and 633,930.84 is: 874,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,345.32 : 1,541,971.50 = 633,930.84 : x
  2. Step 2: Convert to fraction form
    1,117,345.32/1,541,971.50 = 633,930.84/x
  3. Step 3: Cross multiply
    1,117,345.32x = 1,541,971.50 × 633,930.84
  4. Step 4: Simplify right side
    1,117,345.32x = 977,503,288,251.06
  5. Step 5: Solve for x
    x = 977,503,288,251.06/1,117,345.32
  6. Step 6: Final answer
    x = 874,844.39

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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.