Home / 1,239,915.77-1,711,082.88-696,052.61

Finding the Fourth Proportional to 1,239,915.77, 1,711,082.88 and 696,052.61

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Solution

The fourth proportional to 1,239,915.77, 1,711,082.88 and 696,052.61 is: 960,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,915.77 : 1,711,082.88 = 696,052.61 : x
  2. Step 2: Convert to fraction form
    1,239,915.77/1,711,082.88 = 696,052.61/x
  3. Step 3: Cross multiply
    1,239,915.77x = 1,711,082.88 × 696,052.61
  4. Step 4: Simplify right side
    1,239,915.77x = 1,191,003,704,550.32
  5. Step 5: Solve for x
    x = 1,191,003,704,550.32/1,239,915.77
  6. Step 6: Final answer
    x = 960,552.11

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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.