Home / 1,820,977.70-2,731,466.55-970,672.10

Finding the Fourth Proportional to 1,820,977.70, 2,731,466.55 and 970,672.10

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Solution

The fourth proportional to 1,820,977.70, 2,731,466.55 and 970,672.10 is: 1,456,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,977.70 : 2,731,466.55 = 970,672.10 : x
  2. Step 2: Convert to fraction form
    1,820,977.70/2,731,466.55 = 970,672.10/x
  3. Step 3: Cross multiply
    1,820,977.70x = 2,731,466.55 × 970,672.10
  4. Step 4: Simplify right side
    1,820,977.70x = 2,651,358,372,168.26
  5. Step 5: Solve for x
    x = 2,651,358,372,168.26/1,820,977.70
  6. Step 6: Final answer
    x = 1,456,008.15

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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.