Home / 2,124,407-3,184,341.42-1,211,624.27

Finding the Fourth Proportional to 2,124,407, 3,184,341.42 and 1,211,624.27

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Solution

The fourth proportional to 2,124,407, 3,184,341.42 and 1,211,624.27 is: 1,816,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,407 : 3,184,341.42 = 1,211,624.27 : x
  2. Step 2: Convert to fraction form
    2,124,407/3,184,341.42 = 1,211,624.27/x
  3. Step 3: Cross multiply
    2,124,407x = 3,184,341.42 × 1,211,624.27
  4. Step 4: Simplify right side
    2,124,407x = 3,858,225,348,438.26
  5. Step 5: Solve for x
    x = 3,858,225,348,438.26/2,124,407
  6. Step 6: Final answer
    x = 1,816,142.27

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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.