Home / 2,145,270.16-2,959,750.10-1,214,850.50

Finding the Fourth Proportional to 2,145,270.16, 2,959,750.10 and 1,214,850.50

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Solution

The fourth proportional to 2,145,270.16, 2,959,750.10 and 1,214,850.50 is: 1,676,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,270.16 : 2,959,750.10 = 1,214,850.50 : x
  2. Step 2: Convert to fraction form
    2,145,270.16/2,959,750.10 = 1,214,850.50/x
  3. Step 3: Cross multiply
    2,145,270.16x = 2,959,750.10 × 1,214,850.50
  4. Step 4: Simplify right side
    2,145,270.16x = 3,595,653,878,423.55
  5. Step 5: Solve for x
    x = 3,595,653,878,423.55/2,145,270.16
  6. Step 6: Final answer
    x = 1,676,084.41

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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.