Home / 1,761,967-2,431,308.18-1,036,655.20

Finding the Fourth Proportional to 1,761,967, 2,431,308.18 and 1,036,655.20

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Solution

The fourth proportional to 1,761,967, 2,431,308.18 and 1,036,655.20 is: 1,430,462.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,967 : 2,431,308.18 = 1,036,655.20 : x
  2. Step 2: Convert to fraction form
    1,761,967/2,431,308.18 = 1,036,655.20/x
  3. Step 3: Cross multiply
    1,761,967x = 2,431,308.18 × 1,036,655.20
  4. Step 4: Simplify right side
    1,761,967x = 2,520,428,267,599.54
  5. Step 5: Solve for x
    x = 2,520,428,267,599.54/1,761,967
  6. Step 6: Final answer
    x = 1,430,462.81

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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.