Home / 1,761,968-2,431,309.56-1,036,656.20

Finding the Fourth Proportional to 1,761,968, 2,431,309.56 and 1,036,656.20

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Solution

The fourth proportional to 1,761,968, 2,431,309.56 and 1,036,656.20 is: 1,430,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,968 : 2,431,309.56 = 1,036,656.20 : x
  2. Step 2: Convert to fraction form
    1,761,968/2,431,309.56 = 1,036,656.20/x
  3. Step 3: Cross multiply
    1,761,968x = 2,431,309.56 × 1,036,656.20
  4. Step 4: Simplify right side
    1,761,968x = 2,520,432,129,493.27
  5. Step 5: Solve for x
    x = 2,520,432,129,493.27/1,761,968
  6. Step 6: Final answer
    x = 1,430,464.19

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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.