Home / 1,099,893.96-1,517,699.70-616,421.16

Finding the Fourth Proportional to 1,099,893.96, 1,517,699.70 and 616,421.16

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Solution

The fourth proportional to 1,099,893.96, 1,517,699.70 and 616,421.16 is: 850,574.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,893.96 : 1,517,699.70 = 616,421.16 : x
  2. Step 2: Convert to fraction form
    1,099,893.96/1,517,699.70 = 616,421.16/x
  3. Step 3: Cross multiply
    1,099,893.96x = 1,517,699.70 × 616,421.16
  4. Step 4: Simplify right side
    1,099,893.96x = 935,542,209,605.65
  5. Step 5: Solve for x
    x = 935,542,209,605.65/1,099,893.96
  6. Step 6: Final answer
    x = 850,574.91

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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.