Home / 2,154,739.40-3,232,109.10-1,889,018.90

Finding the Fourth Proportional to 2,154,739.40, 3,232,109.10 and 1,889,018.90

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Solution

The fourth proportional to 2,154,739.40, 3,232,109.10 and 1,889,018.90 is: 2,833,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,739.40 : 3,232,109.10 = 1,889,018.90 : x
  2. Step 2: Convert to fraction form
    2,154,739.40/3,232,109.10 = 1,889,018.90/x
  3. Step 3: Cross multiply
    2,154,739.40x = 3,232,109.10 × 1,889,018.90
  4. Step 4: Simplify right side
    2,154,739.40x = 6,105,515,176,761.99
  5. Step 5: Solve for x
    x = 6,105,515,176,761.99/2,154,739.40
  6. Step 6: Final answer
    x = 2,833,528.35

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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.