Home / 1,959,029.71-2,703,312.76-1,099,423.89

Finding the Fourth Proportional to 1,959,029.71, 2,703,312.76 and 1,099,423.89

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Solution

The fourth proportional to 1,959,029.71, 2,703,312.76 and 1,099,423.89 is: 1,517,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,029.71 : 2,703,312.76 = 1,099,423.89 : x
  2. Step 2: Convert to fraction form
    1,959,029.71/2,703,312.76 = 1,099,423.89/x
  3. Step 3: Cross multiply
    1,959,029.71x = 2,703,312.76 × 1,099,423.89
  4. Step 4: Simplify right side
    1,959,029.71x = 2,972,086,630,485.84
  5. Step 5: Solve for x
    x = 2,972,086,630,485.84/1,959,029.71
  6. Step 6: Final answer
    x = 1,517,121.77

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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.