Home / 1,948,115.46-2,688,166.42-1,076,832.48

Finding the Fourth Proportional to 1,948,115.46, 2,688,166.42 and 1,076,832.48

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Solution

The fourth proportional to 1,948,115.46, 2,688,166.42 and 1,076,832.48 is: 1,485,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,115.46 : 2,688,166.42 = 1,076,832.48 : x
  2. Step 2: Convert to fraction form
    1,948,115.46/2,688,166.42 = 1,076,832.48/x
  3. Step 3: Cross multiply
    1,948,115.46x = 2,688,166.42 × 1,076,832.48
  4. Step 4: Simplify right side
    1,948,115.46x = 2,894,704,912,701.32
  5. Step 5: Solve for x
    x = 2,894,704,912,701.32/1,948,115.46
  6. Step 6: Final answer
    x = 1,485,900.08

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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.