Home / 3,905,561.61-5,854,208.91-1,777,140.40

Finding the Fourth Proportional to 3,905,561.61, 5,854,208.91 and 1,777,140.40

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Solution

The fourth proportional to 3,905,561.61, 5,854,208.91 and 1,777,140.40 is: 2,663,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,561.61 : 5,854,208.91 = 1,777,140.40 : x
  2. Step 2: Convert to fraction form
    3,905,561.61/5,854,208.91 = 1,777,140.40/x
  3. Step 3: Cross multiply
    3,905,561.61x = 5,854,208.91 × 1,777,140.40
  4. Step 4: Simplify right side
    3,905,561.61x = 10,403,751,164,000.96
  5. Step 5: Solve for x
    x = 10,403,751,164,000.96/3,905,561.61
  6. Step 6: Final answer
    x = 2,663,829.74

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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.