Home / 2,829,616.96-4,242,983.46-1,390,396

Finding the Fourth Proportional to 2,829,616.96, 4,242,983.46 and 1,390,396

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Solution

The fourth proportional to 2,829,616.96, 4,242,983.46 and 1,390,396 is: 2,084,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,616.96 : 4,242,983.46 = 1,390,396 : x
  2. Step 2: Convert to fraction form
    2,829,616.96/4,242,983.46 = 1,390,396/x
  3. Step 3: Cross multiply
    2,829,616.96x = 4,242,983.46 × 1,390,396
  4. Step 4: Simplify right side
    2,829,616.96x = 5,899,427,230,850.16
  5. Step 5: Solve for x
    x = 5,899,427,230,850.16/2,829,616.96
  6. Step 6: Final answer
    x = 2,084,885.45

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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.