Home / 4,281,622.70-6,422,455.59-1,086,749.90

Finding the Fourth Proportional to 4,281,622.70, 6,422,455.59 and 1,086,749.90

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Solution

The fourth proportional to 4,281,622.70, 6,422,455.59 and 1,086,749.90 is: 1,630,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281,622.70 : 6,422,455.59 = 1,086,749.90 : x
  2. Step 2: Convert to fraction form
    4,281,622.70/6,422,455.59 = 1,086,749.90/x
  3. Step 3: Cross multiply
    4,281,622.70x = 6,422,455.59 × 1,086,749.90
  4. Step 4: Simplify right side
    4,281,622.70x = 6,979,602,970,186.94
  5. Step 5: Solve for x
    x = 6,979,602,970,186.94/4,281,622.70
  6. Step 6: Final answer
    x = 1,630,130.32

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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.