Home / 1,588,083.02-2,191,568.45-862,930.74

Finding the Fourth Proportional to 1,588,083.02, 2,191,568.45 and 862,930.74

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Solution

The fourth proportional to 1,588,083.02, 2,191,568.45 and 862,930.74 is: 1,190,851.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,083.02 : 2,191,568.45 = 862,930.74 : x
  2. Step 2: Convert to fraction form
    1,588,083.02/2,191,568.45 = 862,930.74/x
  3. Step 3: Cross multiply
    1,588,083.02x = 2,191,568.45 × 862,930.74
  4. Step 4: Simplify right side
    1,588,083.02x = 1,891,171,773,361.31
  5. Step 5: Solve for x
    x = 1,891,171,773,361.31/1,588,083.02
  6. Step 6: Final answer
    x = 1,190,851.96

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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.