Home / 5,306,488.80-7,961,294.88-1,712,188.32

Finding the Fourth Proportional to 5,306,488.80, 7,961,294.88 and 1,712,188.32

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Solution

The fourth proportional to 5,306,488.80, 7,961,294.88 and 1,712,188.32 is: 2,568,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,488.80 : 7,961,294.88 = 1,712,188.32 : x
  2. Step 2: Convert to fraction form
    5,306,488.80/7,961,294.88 = 1,712,188.32/x
  3. Step 3: Cross multiply
    5,306,488.80x = 7,961,294.88 × 1,712,188.32
  4. Step 4: Simplify right side
    5,306,488.80x = 13,631,236,105,611.80
  5. Step 5: Solve for x
    x = 13,631,236,105,611.80/5,306,488.80
  6. Step 6: Final answer
    x = 2,568,786.37

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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.