Home / 1,246,857.92-1,870,365.62-527,065.40

Finding the Fourth Proportional to 1,246,857.92, 1,870,365.62 and 527,065.40

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Solution

The fourth proportional to 1,246,857.92, 1,870,365.62 and 527,065.40 is: 790,631.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,857.92 : 1,870,365.62 = 527,065.40 : x
  2. Step 2: Convert to fraction form
    1,246,857.92/1,870,365.62 = 527,065.40/x
  3. Step 3: Cross multiply
    1,246,857.92x = 1,870,365.62 × 527,065.40
  4. Step 4: Simplify right side
    1,246,857.92x = 985,805,005,692.14
  5. Step 5: Solve for x
    x = 985,805,005,692.14/1,246,857.92
  6. Step 6: Final answer
    x = 790,631.39

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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.