Home / 1,683,817.01-2,525,422.05-485,444.90

Finding the Fourth Proportional to 1,683,817.01, 2,525,422.05 and 485,444.90

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Solution

The fourth proportional to 1,683,817.01, 2,525,422.05 and 485,444.90 is: 728,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,817.01 : 2,525,422.05 = 485,444.90 : x
  2. Step 2: Convert to fraction form
    1,683,817.01/2,525,422.05 = 485,444.90/x
  3. Step 3: Cross multiply
    1,683,817.01x = 2,525,422.05 × 485,444.90
  4. Step 4: Simplify right side
    1,683,817.01x = 1,225,953,254,520.05
  5. Step 5: Solve for x
    x = 1,225,953,254,520.05/1,683,817.01
  6. Step 6: Final answer
    x = 728,079.86

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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.