Home / 934,185.42-1,401,720.39-555,853.86

Finding the Fourth Proportional to 934,185.42, 1,401,720.39 and 555,853.86

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Solution

The fourth proportional to 934,185.42, 1,401,720.39 and 555,853.86 is: 834,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,185.42 : 1,401,720.39 = 555,853.86 : x
  2. Step 2: Convert to fraction form
    934,185.42/1,401,720.39 = 555,853.86/x
  3. Step 3: Cross multiply
    934,185.42x = 1,401,720.39 × 555,853.86
  4. Step 4: Simplify right side
    934,185.42x = 779,151,689,422.21
  5. Step 5: Solve for x
    x = 779,151,689,422.21/934,185.42
  6. Step 6: Final answer
    x = 834,043.94

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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.