Home / 1,119,994.40-1,679,840.40-446,571.20

Finding the Fourth Proportional to 1,119,994.40, 1,679,840.40 and 446,571.20

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Solution

The fourth proportional to 1,119,994.40, 1,679,840.40 and 446,571.20 is: 669,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,994.40 : 1,679,840.40 = 446,571.20 : x
  2. Step 2: Convert to fraction form
    1,119,994.40/1,679,840.40 = 446,571.20/x
  3. Step 3: Cross multiply
    1,119,994.40x = 1,679,840.40 × 446,571.20
  4. Step 4: Simplify right side
    1,119,994.40x = 750,168,343,236.48
  5. Step 5: Solve for x
    x = 750,168,343,236.48/1,119,994.40
  6. Step 6: Final answer
    x = 669,796.51

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Double scale
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1.5x scale

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.