Home / 792,012.40-1,185,685.80-745,874.80

Finding the Fourth Proportional to 792,012.40, 1,185,685.80 and 745,874.80

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Solution

The fourth proportional to 792,012.40, 1,185,685.80 and 745,874.80 is: 1,116,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,012.40 : 1,185,685.80 = 745,874.80 : x
  2. Step 2: Convert to fraction form
    792,012.40/1,185,685.80 = 745,874.80/x
  3. Step 3: Cross multiply
    792,012.40x = 1,185,685.80 × 745,874.80
  4. Step 4: Simplify right side
    792,012.40x = 884,373,158,937.84
  5. Step 5: Solve for x
    x = 884,373,158,937.84/792,012.40
  6. Step 6: Final answer
    x = 1,116,615.29

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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.