Home / 1,993,104.90-2,989,657.35-1,384,244.10

Finding the Fourth Proportional to 1,993,104.90, 2,989,657.35 and 1,384,244.10

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Solution

The fourth proportional to 1,993,104.90, 2,989,657.35 and 1,384,244.10 is: 2,076,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,104.90 : 2,989,657.35 = 1,384,244.10 : x
  2. Step 2: Convert to fraction form
    1,993,104.90/2,989,657.35 = 1,384,244.10/x
  3. Step 3: Cross multiply
    1,993,104.90x = 2,989,657.35 × 1,384,244.10
  4. Step 4: Simplify right side
    1,993,104.90x = 4,138,415,547,759.14
  5. Step 5: Solve for x
    x = 4,138,415,547,759.14/1,993,104.90
  6. Step 6: Final answer
    x = 2,076,366.15

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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.