Home / 1,683,548.04-2,525,695.22-485,376.86

Finding the Fourth Proportional to 1,683,548.04, 2,525,695.22 and 485,376.86

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Solution

The fourth proportional to 1,683,548.04, 2,525,695.22 and 485,376.86 is: 728,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,548.04 : 2,525,695.22 = 485,376.86 : x
  2. Step 2: Convert to fraction form
    1,683,548.04/2,525,695.22 = 485,376.86/x
  3. Step 3: Cross multiply
    1,683,548.04x = 2,525,695.22 × 485,376.86
  4. Step 4: Simplify right side
    1,683,548.04x = 1,225,914,008,521.25
  5. Step 5: Solve for x
    x = 1,225,914,008,521.25/1,683,548.04
  6. Step 6: Final answer
    x = 728,172.87

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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.