Home / 1,683,633.80-2,525,824.65-485,462.90

Finding the Fourth Proportional to 1,683,633.80, 2,525,824.65 and 485,462.90

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Solution

The fourth proportional to 1,683,633.80, 2,525,824.65 and 485,462.90 is: 728,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,633.80 : 2,525,824.65 = 485,462.90 : x
  2. Step 2: Convert to fraction form
    1,683,633.80/2,525,824.65 = 485,462.90/x
  3. Step 3: Cross multiply
    1,683,633.80x = 2,525,824.65 × 485,462.90
  4. Step 4: Simplify right side
    1,683,633.80x = 1,226,194,159,480.49
  5. Step 5: Solve for x
    x = 1,226,194,159,480.49/1,683,633.80
  6. Step 6: Final answer
    x = 728,302.18

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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.