Home / 1,787,268.38-2,680,060.10-649,228.28

Finding the Fourth Proportional to 1,787,268.38, 2,680,060.10 and 649,228.28

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Solution

The fourth proportional to 1,787,268.38, 2,680,060.10 and 649,228.28 is: 973,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,268.38 : 2,680,060.10 = 649,228.28 : x
  2. Step 2: Convert to fraction form
    1,787,268.38/2,680,060.10 = 649,228.28/x
  3. Step 3: Cross multiply
    1,787,268.38x = 2,680,060.10 × 649,228.28
  4. Step 4: Simplify right side
    1,787,268.38x = 1,739,970,792,373.19
  5. Step 5: Solve for x
    x = 1,739,970,792,373.19/1,787,268.38
  6. Step 6: Final answer
    x = 973,536.38

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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.