Home / 921,803.10-1,382,704.65-735,179.10

Finding the Fourth Proportional to 921,803.10, 1,382,704.65 and 735,179.10

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Solution

The fourth proportional to 921,803.10, 1,382,704.65 and 735,179.10 is: 1,102,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,803.10 : 1,382,704.65 = 735,179.10 : x
  2. Step 2: Convert to fraction form
    921,803.10/1,382,704.65 = 735,179.10/x
  3. Step 3: Cross multiply
    921,803.10x = 1,382,704.65 × 735,179.10
  4. Step 4: Simplify right side
    921,803.10x = 1,016,535,560,152.82
  5. Step 5: Solve for x
    x = 1,016,535,560,152.82/921,803.10
  6. Step 6: Final answer
    x = 1,102,768.65

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Double scale
Find fourth proportional to 921,804.10, 1,382,706.15 and 735,180.10
Similar ratio
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1.5x scale

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.