Home / 2,889,530.74-4,334,917.28-840,226.93

Finding the Fourth Proportional to 2,889,530.74, 4,334,917.28 and 840,226.93

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Solution

The fourth proportional to 2,889,530.74, 4,334,917.28 and 840,226.93 is: 1,260,521.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,530.74 : 4,334,917.28 = 840,226.93 : x
  2. Step 2: Convert to fraction form
    2,889,530.74/4,334,917.28 = 840,226.93/x
  3. Step 3: Cross multiply
    2,889,530.74x = 4,334,917.28 × 840,226.93
  4. Step 4: Simplify right side
    2,889,530.74x = 3,642,314,237,978.35
  5. Step 5: Solve for x
    x = 3,642,314,237,978.35/2,889,530.74
  6. Step 6: Final answer
    x = 1,260,521.02

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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.