Home / 1,711,836.80-2,362,334.62-947,890.36

Finding the Fourth Proportional to 1,711,836.80, 2,362,334.62 and 947,890.36

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Solution

The fourth proportional to 1,711,836.80, 2,362,334.62 and 947,890.36 is: 1,308,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,836.80 : 2,362,334.62 = 947,890.36 : x
  2. Step 2: Convert to fraction form
    1,711,836.80/2,362,334.62 = 947,890.36/x
  3. Step 3: Cross multiply
    1,711,836.80x = 2,362,334.62 × 947,890.36
  4. Step 4: Simplify right side
    1,711,836.80x = 2,239,234,213,392.26
  5. Step 5: Solve for x
    x = 2,239,234,213,392.26/1,711,836.80
  6. Step 6: Final answer
    x = 1,308,088.61

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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.