Home / 1,442,460.57-2,161,779.60-767,087.62

Finding the Fourth Proportional to 1,442,460.57, 2,161,779.60 and 767,087.62

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Solution

The fourth proportional to 1,442,460.57, 2,161,779.60 and 767,087.62 is: 1,149,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,460.57 : 2,161,779.60 = 767,087.62 : x
  2. Step 2: Convert to fraction form
    1,442,460.57/2,161,779.60 = 767,087.62/x
  3. Step 3: Cross multiply
    1,442,460.57x = 2,161,779.60 × 767,087.62
  4. Step 4: Simplify right side
    1,442,460.57x = 1,658,274,368,328.55
  5. Step 5: Solve for x
    x = 1,658,274,368,328.55/1,442,460.57
  6. Step 6: Final answer
    x = 1,149,615.04

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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.