Home / 3,072,407.87-4,239,920.21-1,714,280.87

Finding the Fourth Proportional to 3,072,407.87, 4,239,920.21 and 1,714,280.87

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Solution

The fourth proportional to 3,072,407.87, 4,239,920.21 and 1,714,280.87 is: 2,365,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,407.87 : 4,239,920.21 = 1,714,280.87 : x
  2. Step 2: Convert to fraction form
    3,072,407.87/4,239,920.21 = 1,714,280.87/x
  3. Step 3: Cross multiply
    3,072,407.87x = 4,239,920.21 × 1,714,280.87
  4. Step 4: Simplify right side
    3,072,407.87x = 7,268,414,076,558.38
  5. Step 5: Solve for x
    x = 7,268,414,076,558.38/3,072,407.87
  6. Step 6: Final answer
    x = 2,365,706.12

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1.5x scale

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.