Home / 3,196,387.48-4,411,148.78-1,838,261.56

Finding the Fourth Proportional to 3,196,387.48, 4,411,148.78 and 1,838,261.56

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Solution

The fourth proportional to 3,196,387.48, 4,411,148.78 and 1,838,261.56 is: 2,536,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,387.48 : 4,411,148.78 = 1,838,261.56 : x
  2. Step 2: Convert to fraction form
    3,196,387.48/4,411,148.78 = 1,838,261.56/x
  3. Step 3: Cross multiply
    3,196,387.48x = 4,411,148.78 × 1,838,261.56
  4. Step 4: Simplify right side
    3,196,387.48x = 8,108,845,237,714.90
  5. Step 5: Solve for x
    x = 8,108,845,237,714.90/3,196,387.48
  6. Step 6: Final answer
    x = 2,536,878.05

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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.