Home / 1,358,487.23-1,874,731.79-746,696.57

Finding the Fourth Proportional to 1,358,487.23, 1,874,731.79 and 746,696.57

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Solution

The fourth proportional to 1,358,487.23, 1,874,731.79 and 746,696.57 is: 1,030,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,487.23 : 1,874,731.79 = 746,696.57 : x
  2. Step 2: Convert to fraction form
    1,358,487.23/1,874,731.79 = 746,696.57/x
  3. Step 3: Cross multiply
    1,358,487.23x = 1,874,731.79 × 746,696.57
  4. Step 4: Simplify right side
    1,358,487.23x = 1,399,855,784,155.82
  5. Step 5: Solve for x
    x = 1,399,855,784,155.82/1,358,487.23
  6. Step 6: Final answer
    x = 1,030,451.93

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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.