Home / 2,997,627.78-4,136,719.14-1,690,875.48

Finding the Fourth Proportional to 2,997,627.78, 4,136,719.14 and 1,690,875.48

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Solution

The fourth proportional to 2,997,627.78, 4,136,719.14 and 1,690,875.48 is: 2,333,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,627.78 : 4,136,719.14 = 1,690,875.48 : x
  2. Step 2: Convert to fraction form
    2,997,627.78/4,136,719.14 = 1,690,875.48/x
  3. Step 3: Cross multiply
    2,997,627.78x = 4,136,719.14 × 1,690,875.48
  4. Step 4: Simplify right side
    2,997,627.78x = 6,994,676,961,472.69
  5. Step 5: Solve for x
    x = 6,994,676,961,472.69/2,997,627.78
  6. Step 6: Final answer
    x = 2,333,404.10

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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.