Home / 986,049.15-1,360,720.22-556,369.26

Finding the Fourth Proportional to 986,049.15, 1,360,720.22 and 556,369.26

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Solution

The fourth proportional to 986,049.15, 1,360,720.22 and 556,369.26 is: 767,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,049.15 : 1,360,720.22 = 556,369.26 : x
  2. Step 2: Convert to fraction form
    986,049.15/1,360,720.22 = 556,369.26/x
  3. Step 3: Cross multiply
    986,049.15x = 1,360,720.22 × 556,369.26
  4. Step 4: Simplify right side
    986,049.15x = 757,062,893,983.89
  5. Step 5: Solve for x
    x = 757,062,893,983.89/986,049.15
  6. Step 6: Final answer
    x = 767,774.00

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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.