Home / 2,980,861-4,113,588.18-1,622,653

Finding the Fourth Proportional to 2,980,861, 4,113,588.18 and 1,622,653

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Solution

The fourth proportional to 2,980,861, 4,113,588.18 and 1,622,653 is: 2,239,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,861 : 4,113,588.18 = 1,622,653 : x
  2. Step 2: Convert to fraction form
    2,980,861/4,113,588.18 = 1,622,653/x
  3. Step 3: Cross multiply
    2,980,861x = 4,113,588.18 × 1,622,653
  4. Step 4: Simplify right side
    2,980,861x = 6,674,926,201,041.54
  5. Step 5: Solve for x
    x = 6,674,926,201,041.54/2,980,861
  6. Step 6: Final answer
    x = 2,239,261.14

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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.