Home / 4,514,838.78-6,774,472.31-2,118,878.22

Finding the Fourth Proportional to 4,514,838.78, 6,774,472.31 and 2,118,878.22

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Solution

The fourth proportional to 4,514,838.78, 6,774,472.31 and 2,118,878.22 is: 3,179,356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514,838.78 : 6,774,472.31 = 2,118,878.22 : x
  2. Step 2: Convert to fraction form
    4,514,838.78/6,774,472.31 = 2,118,878.22/x
  3. Step 3: Cross multiply
    4,514,838.78x = 6,774,472.31 × 2,118,878.22
  4. Step 4: Simplify right side
    4,514,838.78x = 14,354,281,819,057.70
  5. Step 5: Solve for x
    x = 14,354,281,819,057.70/4,514,838.78
  6. Step 6: Final answer
    x = 3,179,356.46

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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.