Home / 1,109,320.57-1,664,608.27-603,916.51

Finding the Fourth Proportional to 1,109,320.57, 1,664,608.27 and 603,916.51

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Solution

The fourth proportional to 1,109,320.57, 1,664,608.27 and 603,916.51 is: 906,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,320.57 : 1,664,608.27 = 603,916.51 : x
  2. Step 2: Convert to fraction form
    1,109,320.57/1,664,608.27 = 603,916.51/x
  3. Step 3: Cross multiply
    1,109,320.57x = 1,664,608.27 × 603,916.51
  4. Step 4: Simplify right side
    1,109,320.57x = 1,005,284,415,517.71
  5. Step 5: Solve for x
    x = 1,005,284,415,517.71/1,109,320.57
  6. Step 6: Final answer
    x = 906,216.33

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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.