Home / 1,670,790.18-2,305,628.76-906,827.34

Finding the Fourth Proportional to 1,670,790.18, 2,305,628.76 and 906,827.34

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Solution

The fourth proportional to 1,670,790.18, 2,305,628.76 and 906,827.34 is: 1,251,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,790.18 : 2,305,628.76 = 906,827.34 : x
  2. Step 2: Convert to fraction form
    1,670,790.18/2,305,628.76 = 906,827.34/x
  3. Step 3: Cross multiply
    1,670,790.18x = 2,305,628.76 × 906,827.34
  4. Step 4: Simplify right side
    1,670,790.18x = 2,090,807,195,458.30
  5. Step 5: Solve for x
    x = 2,090,807,195,458.30/1,670,790.18
  6. Step 6: Final answer
    x = 1,251,388.25

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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.