Home / 1,761,985-2,431,333.02-1,036,673.20

Finding the Fourth Proportional to 1,761,985, 2,431,333.02 and 1,036,673.20

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Solution

The fourth proportional to 1,761,985, 2,431,333.02 and 1,036,673.20 is: 1,430,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,985 : 2,431,333.02 = 1,036,673.20 : x
  2. Step 2: Convert to fraction form
    1,761,985/2,431,333.02 = 1,036,673.20/x
  3. Step 3: Cross multiply
    1,761,985x = 2,431,333.02 × 1,036,673.20
  4. Step 4: Simplify right side
    1,761,985x = 2,520,497,782,109.06
  5. Step 5: Solve for x
    x = 2,520,497,782,109.06/1,761,985
  6. Step 6: Final answer
    x = 1,430,487.65

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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.