Home / 1,349,871.02-2,027,955.81-789,299.18

Finding the Fourth Proportional to 1,349,871.02, 2,027,955.81 and 789,299.18

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Solution

The fourth proportional to 1,349,871.02, 2,027,955.81 and 789,299.18 is: 1,185,790.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,871.02 : 2,027,955.81 = 789,299.18 : x
  2. Step 2: Convert to fraction form
    1,349,871.02/2,027,955.81 = 789,299.18/x
  3. Step 3: Cross multiply
    1,349,871.02x = 2,027,955.81 × 789,299.18
  4. Step 4: Simplify right side
    1,349,871.02x = 1,600,663,857,909.24
  5. Step 5: Solve for x
    x = 1,600,663,857,909.24/1,349,871.02
  6. Step 6: Final answer
    x = 1,185,790.22

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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.