Home / 1,457,006.44-2,185,341.54-391,964.80

Finding the Fourth Proportional to 1,457,006.44, 2,185,341.54 and 391,964.80

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Solution

The fourth proportional to 1,457,006.44, 2,185,341.54 and 391,964.80 is: 587,901.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,006.44 : 2,185,341.54 = 391,964.80 : x
  2. Step 2: Convert to fraction form
    1,457,006.44/2,185,341.54 = 391,964.80/x
  3. Step 3: Cross multiply
    1,457,006.44x = 2,185,341.54 × 391,964.80
  4. Step 4: Simplify right side
    1,457,006.44x = 856,576,959,657.79
  5. Step 5: Solve for x
    x = 856,576,959,657.79/1,457,006.44
  6. Step 6: Final answer
    x = 587,901.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.