Home / 1,278,324.18-1,764,085.32-705,363.93

Finding the Fourth Proportional to 1,278,324.18, 1,764,085.32 and 705,363.93

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Solution

The fourth proportional to 1,278,324.18, 1,764,085.32 and 705,363.93 is: 973,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,324.18 : 1,764,085.32 = 705,363.93 : x
  2. Step 2: Convert to fraction form
    1,278,324.18/1,764,085.32 = 705,363.93/x
  3. Step 3: Cross multiply
    1,278,324.18x = 1,764,085.32 × 705,363.93
  4. Step 4: Simplify right side
    1,278,324.18x = 1,244,322,154,170.51
  5. Step 5: Solve for x
    x = 1,244,322,154,170.51/1,278,324.18
  6. Step 6: Final answer
    x = 973,401.09

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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.