Home / 1,104,835.37-1,524,444.14-645,861.21

Finding the Fourth Proportional to 1,104,835.37, 1,524,444.14 and 645,861.21

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Solution

The fourth proportional to 1,104,835.37, 1,524,444.14 and 645,861.21 is: 891,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,835.37 : 1,524,444.14 = 645,861.21 : x
  2. Step 2: Convert to fraction form
    1,104,835.37/1,524,444.14 = 645,861.21/x
  3. Step 3: Cross multiply
    1,104,835.37x = 1,524,444.14 × 645,861.21
  4. Step 4: Simplify right side
    1,104,835.37x = 984,579,333,608.50
  5. Step 5: Solve for x
    x = 984,579,333,608.50/1,104,835.37
  6. Step 6: Final answer
    x = 891,154.80

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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.