Home / 1,330,372.70-1,995,559.05-572,577.20

Finding the Fourth Proportional to 1,330,372.70, 1,995,559.05 and 572,577.20

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Solution

The fourth proportional to 1,330,372.70, 1,995,559.05 and 572,577.20 is: 858,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,372.70 : 1,995,559.05 = 572,577.20 : x
  2. Step 2: Convert to fraction form
    1,330,372.70/1,995,559.05 = 572,577.20/x
  3. Step 3: Cross multiply
    1,330,372.70x = 1,995,559.05 × 572,577.20
  4. Step 4: Simplify right side
    1,330,372.70x = 1,142,611,613,283.66
  5. Step 5: Solve for x
    x = 1,142,611,613,283.66/1,330,372.70
  6. Step 6: Final answer
    x = 858,865.80

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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.