Home / 987,550.02-1,362,273.35-803,986.04

Finding the Fourth Proportional to 987,550.02, 1,362,273.35 and 803,986.04

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Solution

The fourth proportional to 987,550.02, 1,362,273.35 and 803,986.04 is: 1,109,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,550.02 : 1,362,273.35 = 803,986.04 : x
  2. Step 2: Convert to fraction form
    987,550.02/1,362,273.35 = 803,986.04/x
  3. Step 3: Cross multiply
    987,550.02x = 1,362,273.35 × 803,986.04
  4. Step 4: Simplify right side
    987,550.02x = 1,095,248,755,449.79
  5. Step 5: Solve for x
    x = 1,095,248,755,449.79/987,550.02
  6. Step 6: Final answer
    x = 1,109,056.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.