Home / 1,964,976.29-2,711,639.48-1,105,534.50

Finding the Fourth Proportional to 1,964,976.29, 2,711,639.48 and 1,105,534.50

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Solution

The fourth proportional to 1,964,976.29, 2,711,639.48 and 1,105,534.50 is: 1,525,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,976.29 : 2,711,639.48 = 1,105,534.50 : x
  2. Step 2: Convert to fraction form
    1,964,976.29/2,711,639.48 = 1,105,534.50/x
  3. Step 3: Cross multiply
    1,964,976.29x = 2,711,639.48 × 1,105,534.50
  4. Step 4: Simplify right side
    1,964,976.29x = 2,997,810,996,702.06
  5. Step 5: Solve for x
    x = 2,997,810,996,702.06/1,964,976.29
  6. Step 6: Final answer
    x = 1,525,621.97

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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.