Home / 1,058,871.80-1,586,234.10-636,894.20

Finding the Fourth Proportional to 1,058,871.80, 1,586,234.10 and 636,894.20

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Solution

The fourth proportional to 1,058,871.80, 1,586,234.10 and 636,894.20 is: 954,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,871.80 : 1,586,234.10 = 636,894.20 : x
  2. Step 2: Convert to fraction form
    1,058,871.80/1,586,234.10 = 636,894.20/x
  3. Step 3: Cross multiply
    1,058,871.80x = 1,586,234.10 × 636,894.20
  4. Step 4: Simplify right side
    1,058,871.80x = 1,010,263,298,132.22
  5. Step 5: Solve for x
    x = 1,010,263,298,132.22/1,058,871.80
  6. Step 6: Final answer
    x = 954,094.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.