Home / 2,919,820.34-4,000,087.17-2,810,656.64

Finding the Fourth Proportional to 2,919,820.34, 4,000,087.17 and 2,810,656.64

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Solution

The fourth proportional to 2,919,820.34, 4,000,087.17 and 2,810,656.64 is: 3,850,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,820.34 : 4,000,087.17 = 2,810,656.64 : x
  2. Step 2: Convert to fraction form
    2,919,820.34/4,000,087.17 = 2,810,656.64/x
  3. Step 3: Cross multiply
    2,919,820.34x = 4,000,087.17 × 2,810,656.64
  4. Step 4: Simplify right side
    2,919,820.34x = 11,242,871,564,939.31
  5. Step 5: Solve for x
    x = 11,242,871,564,939.31/2,919,820.34
  6. Step 6: Final answer
    x = 3,850,535.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.