Home / 1,301,210.62-1,795,456.38-817,433.16

Finding the Fourth Proportional to 1,301,210.62, 1,795,456.38 and 817,433.16

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Solution

The fourth proportional to 1,301,210.62, 1,795,456.38 and 817,433.16 is: 1,127,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,210.62 : 1,795,456.38 = 817,433.16 : x
  2. Step 2: Convert to fraction form
    1,301,210.62/1,795,456.38 = 817,433.16/x
  3. Step 3: Cross multiply
    1,301,210.62x = 1,795,456.38 × 817,433.16
  4. Step 4: Simplify right side
    1,301,210.62x = 1,467,665,582,345.56
  5. Step 5: Solve for x
    x = 1,467,665,582,345.56/1,301,210.62
  6. Step 6: Final answer
    x = 1,127,923.15

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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.