Home / 2,091,116.13-2,880,363.33-1,478,214.87

Finding the Fourth Proportional to 2,091,116.13, 2,880,363.33 and 1,478,214.87

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Solution

The fourth proportional to 2,091,116.13, 2,880,363.33 and 1,478,214.87 is: 2,036,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,116.13 : 2,880,363.33 = 1,478,214.87 : x
  2. Step 2: Convert to fraction form
    2,091,116.13/2,880,363.33 = 1,478,214.87/x
  3. Step 3: Cross multiply
    2,091,116.13x = 2,880,363.33 × 1,478,214.87
  4. Step 4: Simplify right side
    2,091,116.13x = 4,257,795,905,408.72
  5. Step 5: Solve for x
    x = 4,257,795,905,408.72/2,091,116.13
  6. Step 6: Final answer
    x = 2,036,135.56

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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.