Home / 2,118,426.06-3,176,902.80-903,953.53

Finding the Fourth Proportional to 2,118,426.06, 3,176,902.80 and 903,953.53

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Solution

The fourth proportional to 2,118,426.06, 3,176,902.80 and 903,953.53 is: 1,355,616.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,426.06 : 3,176,902.80 = 903,953.53 : x
  2. Step 2: Convert to fraction form
    2,118,426.06/3,176,902.80 = 903,953.53/x
  3. Step 3: Cross multiply
    2,118,426.06x = 3,176,902.80 × 903,953.53
  4. Step 4: Simplify right side
    2,118,426.06x = 2,871,772,504,498.01
  5. Step 5: Solve for x
    x = 2,871,772,504,498.01/2,118,426.06
  6. Step 6: Final answer
    x = 1,355,616.11

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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.