Home / 6,401,270.78-8,834,560.64-4,197,986.52

Finding the Fourth Proportional to 6,401,270.78, 8,834,560.64 and 4,197,986.52

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Solution

The fourth proportional to 6,401,270.78, 8,834,560.64 and 4,197,986.52 is: 5,793,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,270.78 : 8,834,560.64 = 4,197,986.52 : x
  2. Step 2: Convert to fraction form
    6,401,270.78/8,834,560.64 = 4,197,986.52/x
  3. Step 3: Cross multiply
    6,401,270.78x = 8,834,560.64 × 4,197,986.52
  4. Step 4: Simplify right side
    6,401,270.78x = 37,087,366,455,852.63
  5. Step 5: Solve for x
    x = 37,087,366,455,852.63/6,401,270.78
  6. Step 6: Final answer
    x = 5,793,750.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.