Home / 2,151,095.60-3,226,643.40-889,828.40

Finding the Fourth Proportional to 2,151,095.60, 3,226,643.40 and 889,828.40

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Solution

The fourth proportional to 2,151,095.60, 3,226,643.40 and 889,828.40 is: 1,334,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,095.60 : 3,226,643.40 = 889,828.40 : x
  2. Step 2: Convert to fraction form
    2,151,095.60/3,226,643.40 = 889,828.40/x
  3. Step 3: Cross multiply
    2,151,095.60x = 3,226,643.40 × 889,828.40
  4. Step 4: Simplify right side
    2,151,095.60x = 2,871,158,933,992.56
  5. Step 5: Solve for x
    x = 2,871,158,933,992.56/2,151,095.60
  6. Step 6: Final answer
    x = 1,334,742.60

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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.