Home / 1,110,446.20-1,666,058.10-479,812.60

Finding the Fourth Proportional to 1,110,446.20, 1,666,058.10 and 479,812.60

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Solution

The fourth proportional to 1,110,446.20, 1,666,058.10 and 479,812.60 is: 719,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,446.20 : 1,666,058.10 = 479,812.60 : x
  2. Step 2: Convert to fraction form
    1,110,446.20/1,666,058.10 = 479,812.60/x
  3. Step 3: Cross multiply
    1,110,446.20x = 1,666,058.10 × 479,812.60
  4. Step 4: Simplify right side
    1,110,446.20x = 799,395,668,712.06
  5. Step 5: Solve for x
    x = 799,395,668,712.06/1,110,446.20
  6. Step 6: Final answer
    x = 719,886.90

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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.