Home / 1,260,607.32-1,890,927.36-419,159.04

Finding the Fourth Proportional to 1,260,607.32, 1,890,927.36 and 419,159.04

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Solution

The fourth proportional to 1,260,607.32, 1,890,927.36 and 419,159.04 is: 628,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,607.32 : 1,890,927.36 = 419,159.04 : x
  2. Step 2: Convert to fraction form
    1,260,607.32/1,890,927.36 = 419,159.04/x
  3. Step 3: Cross multiply
    1,260,607.32x = 1,890,927.36 × 419,159.04
  4. Step 4: Simplify right side
    1,260,607.32x = 792,599,296,927.33
  5. Step 5: Solve for x
    x = 792,599,296,927.33/1,260,607.32
  6. Step 6: Final answer
    x = 628,744.01

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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.