Home / 1,875,009.16-2,812,067.70-809,468.20

Finding the Fourth Proportional to 1,875,009.16, 2,812,067.70 and 809,468.20

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Solution

The fourth proportional to 1,875,009.16, 2,812,067.70 and 809,468.20 is: 1,214,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,009.16 : 2,812,067.70 = 809,468.20 : x
  2. Step 2: Convert to fraction form
    1,875,009.16/2,812,067.70 = 809,468.20/x
  3. Step 3: Cross multiply
    1,875,009.16x = 2,812,067.70 × 809,468.20
  4. Step 4: Simplify right side
    1,875,009.16x = 2,276,279,379,397.14
  5. Step 5: Solve for x
    x = 2,276,279,379,397.14/1,875,009.16
  6. Step 6: Final answer
    x = 1,214,009.74

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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.