Home / 4,219,871.78-6,329,807.75-1,024,976.43

Finding the Fourth Proportional to 4,219,871.78, 6,329,807.75 and 1,024,976.43

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Solution

The fourth proportional to 4,219,871.78, 6,329,807.75 and 1,024,976.43 is: 1,537,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219,871.78 : 6,329,807.75 = 1,024,976.43 : x
  2. Step 2: Convert to fraction form
    4,219,871.78/6,329,807.75 = 1,024,976.43/x
  3. Step 3: Cross multiply
    4,219,871.78x = 6,329,807.75 × 1,024,976.43
  4. Step 4: Simplify right side
    4,219,871.78x = 6,487,903,752,743.78
  5. Step 5: Solve for x
    x = 6,487,903,752,743.78/4,219,871.78
  6. Step 6: Final answer
    x = 1,537,464.66

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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.