Home / 1,157,732.70-1,736,015.85-684,563.10

Finding the Fourth Proportional to 1,157,732.70, 1,736,015.85 and 684,563.10

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Solution

The fourth proportional to 1,157,732.70, 1,736,015.85 and 684,563.10 is: 1,026,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,732.70 : 1,736,015.85 = 684,563.10 : x
  2. Step 2: Convert to fraction form
    1,157,732.70/1,736,015.85 = 684,563.10/x
  3. Step 3: Cross multiply
    1,157,732.70x = 1,736,015.85 × 684,563.10
  4. Step 4: Simplify right side
    1,157,732.70x = 1,188,412,391,925.14
  5. Step 5: Solve for x
    x = 1,188,412,391,925.14/1,157,732.70
  6. Step 6: Final answer
    x = 1,026,499.81

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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.