Home / 2,686,651.60-4,032,180.60-2,665,656.40

Finding the Fourth Proportional to 2,686,651.60, 4,032,180.60 and 2,665,656.40

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Solution

The fourth proportional to 2,686,651.60, 4,032,180.60 and 2,665,656.40 is: 4,000,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,651.60 : 4,032,180.60 = 2,665,656.40 : x
  2. Step 2: Convert to fraction form
    2,686,651.60/4,032,180.60 = 2,665,656.40/x
  3. Step 3: Cross multiply
    2,686,651.60x = 4,032,180.60 × 2,665,656.40
  4. Step 4: Simplify right side
    2,686,651.60x = 10,748,408,022,345.84
  5. Step 5: Solve for x
    x = 10,748,408,022,345.84/2,686,651.60
  6. Step 6: Final answer
    x = 4,000,670.58

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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.