Home / 1,899,356.04-2,621,360.88-1,083,372.84

Finding the Fourth Proportional to 1,899,356.04, 2,621,360.88 and 1,083,372.84

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Solution

The fourth proportional to 1,899,356.04, 2,621,360.88 and 1,083,372.84 is: 1,495,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,356.04 : 2,621,360.88 = 1,083,372.84 : x
  2. Step 2: Convert to fraction form
    1,899,356.04/2,621,360.88 = 1,083,372.84/x
  3. Step 3: Cross multiply
    1,899,356.04x = 2,621,360.88 × 1,083,372.84
  4. Step 4: Simplify right side
    1,899,356.04x = 2,839,911,181,230.50
  5. Step 5: Solve for x
    x = 2,839,911,181,230.50/1,899,356.04
  6. Step 6: Final answer
    x = 1,495,196.86

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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.