Home / 1,460,768.38-2,015,821.69-816,193.87

Finding the Fourth Proportional to 1,460,768.38, 2,015,821.69 and 816,193.87

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Solution

The fourth proportional to 1,460,768.38, 2,015,821.69 and 816,193.87 is: 1,126,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,768.38 : 2,015,821.69 = 816,193.87 : x
  2. Step 2: Convert to fraction form
    1,460,768.38/2,015,821.69 = 816,193.87/x
  3. Step 3: Cross multiply
    1,460,768.38x = 2,015,821.69 × 816,193.87
  4. Step 4: Simplify right side
    1,460,768.38x = 1,645,301,299,311.00
  5. Step 5: Solve for x
    x = 1,645,301,299,311.00/1,460,768.38
  6. Step 6: Final answer
    x = 1,126,325.93

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1.5x scale

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.