Home / 1,815,322.08-2,724,664.32-917,395.68

Finding the Fourth Proportional to 1,815,322.08, 2,724,664.32 and 917,395.68

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Solution

The fourth proportional to 1,815,322.08, 2,724,664.32 and 917,395.68 is: 1,376,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,322.08 : 2,724,664.32 = 917,395.68 : x
  2. Step 2: Convert to fraction form
    1,815,322.08/2,724,664.32 = 917,395.68/x
  3. Step 3: Cross multiply
    1,815,322.08x = 2,724,664.32 × 917,395.68
  4. Step 4: Simplify right side
    1,815,322.08x = 2,499,595,276,618.14
  5. Step 5: Solve for x
    x = 2,499,595,276,618.14/1,815,322.08
  6. Step 6: Final answer
    x = 1,376,943.14

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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.