Home / 986,064.98-1,479,655.15-536,816.90

Finding the Fourth Proportional to 986,064.98, 1,479,655.15 and 536,816.90

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Solution

The fourth proportional to 986,064.98, 1,479,655.15 and 536,816.90 is: 805,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,064.98 : 1,479,655.15 = 536,816.90 : x
  2. Step 2: Convert to fraction form
    986,064.98/1,479,655.15 = 536,816.90/x
  3. Step 3: Cross multiply
    986,064.98x = 1,479,655.15 × 536,816.90
  4. Step 4: Simplify right side
    986,064.98x = 794,303,893,049.13
  5. Step 5: Solve for x
    x = 794,303,893,049.13/986,064.98
  6. Step 6: Final answer
    x = 805,528.96

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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.