Home / 999,373.85-1,379,099.38-569,570.96

Finding the Fourth Proportional to 999,373.85, 1,379,099.38 and 569,570.96

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Solution

The fourth proportional to 999,373.85, 1,379,099.38 and 569,570.96 is: 785,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,373.85 : 1,379,099.38 = 569,570.96 : x
  2. Step 2: Convert to fraction form
    999,373.85/1,379,099.38 = 569,570.96/x
  3. Step 3: Cross multiply
    999,373.85x = 1,379,099.38 × 569,570.96
  4. Step 4: Simplify right side
    999,373.85x = 785,494,948,058.65
  5. Step 5: Solve for x
    x = 785,494,948,058.65/999,373.85
  6. Step 6: Final answer
    x = 785,987.09

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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.