Home / 2,105,276.19-2,905,298.51-1,162,322.11

Finding the Fourth Proportional to 2,105,276.19, 2,905,298.51 and 1,162,322.11

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Solution

The fourth proportional to 2,105,276.19, 2,905,298.51 and 1,162,322.11 is: 1,604,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,276.19 : 2,905,298.51 = 1,162,322.11 : x
  2. Step 2: Convert to fraction form
    2,105,276.19/2,905,298.51 = 1,162,322.11/x
  3. Step 3: Cross multiply
    2,105,276.19x = 2,905,298.51 × 1,162,322.11
  4. Step 4: Simplify right side
    2,105,276.19x = 3,376,892,679,069.80
  5. Step 5: Solve for x
    x = 3,376,892,679,069.80/2,105,276.19
  6. Step 6: Final answer
    x = 1,604,014.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.