Home / 3,252,490.62-4,878,746.64-823,642.54

Finding the Fourth Proportional to 3,252,490.62, 4,878,746.64 and 823,642.54

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Solution

The fourth proportional to 3,252,490.62, 4,878,746.64 and 823,642.54 is: 1,235,466.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,490.62 : 4,878,746.64 = 823,642.54 : x
  2. Step 2: Convert to fraction form
    3,252,490.62/4,878,746.64 = 823,642.54/x
  3. Step 3: Cross multiply
    3,252,490.62x = 4,878,746.64 × 823,642.54
  4. Step 4: Simplify right side
    3,252,490.62x = 4,018,343,274,586.07
  5. Step 5: Solve for x
    x = 4,018,343,274,586.07/3,252,490.62
  6. Step 6: Final answer
    x = 1,235,466.52

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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.