Home / 1,547,596.80-2,322,674.40-789,997.92

Finding the Fourth Proportional to 1,547,596.80, 2,322,674.40 and 789,997.92

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Solution

The fourth proportional to 1,547,596.80, 2,322,674.40 and 789,997.92 is: 1,185,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,596.80 : 2,322,674.40 = 789,997.92 : x
  2. Step 2: Convert to fraction form
    1,547,596.80/2,322,674.40 = 789,997.92/x
  3. Step 3: Cross multiply
    1,547,596.80x = 2,322,674.40 × 789,997.92
  4. Step 4: Simplify right side
    1,547,596.80x = 1,834,907,944,837.25
  5. Step 5: Solve for x
    x = 1,834,907,944,837.25/1,547,596.80
  6. Step 6: Final answer
    x = 1,185,649.87

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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.