Home / 1,027,445.41-1,418,444.75-619,650.98

Finding the Fourth Proportional to 1,027,445.41, 1,418,444.75 and 619,650.98

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Solution

The fourth proportional to 1,027,445.41, 1,418,444.75 and 619,650.98 is: 855,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,445.41 : 1,418,444.75 = 619,650.98 : x
  2. Step 2: Convert to fraction form
    1,027,445.41/1,418,444.75 = 619,650.98/x
  3. Step 3: Cross multiply
    1,027,445.41x = 1,418,444.75 × 619,650.98
  4. Step 4: Simplify right side
    1,027,445.41x = 878,940,669,222.88
  5. Step 5: Solve for x
    x = 878,940,669,222.88/1,027,445.41
  6. Step 6: Final answer
    x = 855,462.16

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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.