Home / 1,782,541.72-2,459,753.22-1,047,418.12

Finding the Fourth Proportional to 1,782,541.72, 2,459,753.22 and 1,047,418.12

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Solution

The fourth proportional to 1,782,541.72, 2,459,753.22 and 1,047,418.12 is: 1,445,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,541.72 : 2,459,753.22 = 1,047,418.12 : x
  2. Step 2: Convert to fraction form
    1,782,541.72/2,459,753.22 = 1,047,418.12/x
  3. Step 3: Cross multiply
    1,782,541.72x = 2,459,753.22 × 1,047,418.12
  4. Step 4: Simplify right side
    1,782,541.72x = 2,576,390,093,356.35
  5. Step 5: Solve for x
    x = 2,576,390,093,356.35/1,782,541.72
  6. Step 6: Final answer
    x = 1,445,346.31

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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.