Home / 1,358,490.23-1,874,735.93-746,699.57

Finding the Fourth Proportional to 1,358,490.23, 1,874,735.93 and 746,699.57

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Solution

The fourth proportional to 1,358,490.23, 1,874,735.93 and 746,699.57 is: 1,030,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,490.23 : 1,874,735.93 = 746,699.57 : x
  2. Step 2: Convert to fraction form
    1,358,490.23/1,874,735.93 = 746,699.57/x
  3. Step 3: Cross multiply
    1,358,490.23x = 1,874,735.93 × 746,699.57
  4. Step 4: Simplify right side
    1,358,490.23x = 1,399,864,512,794.55
  5. Step 5: Solve for x
    x = 1,399,864,512,794.55/1,358,490.23
  6. Step 6: Final answer
    x = 1,030,456.08

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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.