Home / 1,658,591.89-2,289,563.02-1,115,042.93

Finding the Fourth Proportional to 1,658,591.89, 2,289,563.02 and 1,115,042.93

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Solution

The fourth proportional to 1,658,591.89, 2,289,563.02 and 1,115,042.93 is: 1,539,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,591.89 : 2,289,563.02 = 1,115,042.93 : x
  2. Step 2: Convert to fraction form
    1,658,591.89/2,289,563.02 = 1,115,042.93/x
  3. Step 3: Cross multiply
    1,658,591.89x = 2,289,563.02 × 1,115,042.93
  4. Step 4: Simplify right side
    1,658,591.89x = 2,552,961,058,240.45
  5. Step 5: Solve for x
    x = 2,552,961,058,240.45/1,658,591.89
  6. Step 6: Final answer
    x = 1,539,234.02

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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.