Home / 1,457,005.44-2,185,340.04-391,963.80

Finding the Fourth Proportional to 1,457,005.44, 2,185,340.04 and 391,963.80

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Solution

The fourth proportional to 1,457,005.44, 2,185,340.04 and 391,963.80 is: 587,900.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,005.44 : 2,185,340.04 = 391,963.80 : x
  2. Step 2: Convert to fraction form
    1,457,005.44/2,185,340.04 = 391,963.80/x
  3. Step 3: Cross multiply
    1,457,005.44x = 2,185,340.04 × 391,963.80
  4. Step 4: Simplify right side
    1,457,005.44x = 856,574,186,370.55
  5. Step 5: Solve for x
    x = 856,574,186,370.55/1,457,005.44
  6. Step 6: Final answer
    x = 587,900.47

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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.