Home / 1,422,835.94-2,134,257.54-581,387.68

Finding the Fourth Proportional to 1,422,835.94, 2,134,257.54 and 581,387.68

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Solution

The fourth proportional to 1,422,835.94, 2,134,257.54 and 581,387.68 is: 872,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,835.94 : 2,134,257.54 = 581,387.68 : x
  2. Step 2: Convert to fraction form
    1,422,835.94/2,134,257.54 = 581,387.68/x
  3. Step 3: Cross multiply
    1,422,835.94x = 2,134,257.54 × 581,387.68
  4. Step 4: Simplify right side
    1,422,835.94x = 1,240,831,039,703.11
  5. Step 5: Solve for x
    x = 1,240,831,039,703.11/1,422,835.94
  6. Step 6: Final answer
    x = 872,083.00

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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.