Home / 2,011,212.99-2,775,415.50-1,140,128.48

Finding the Fourth Proportional to 2,011,212.99, 2,775,415.50 and 1,140,128.48

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Solution

The fourth proportional to 2,011,212.99, 2,775,415.50 and 1,140,128.48 is: 1,573,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,212.99 : 2,775,415.50 = 1,140,128.48 : x
  2. Step 2: Convert to fraction form
    2,011,212.99/2,775,415.50 = 1,140,128.48/x
  3. Step 3: Cross multiply
    2,011,212.99x = 2,775,415.50 × 1,140,128.48
  4. Step 4: Simplify right side
    2,011,212.99x = 3,164,330,241,506.36
  5. Step 5: Solve for x
    x = 3,164,330,241,506.36/2,011,212.99
  6. Step 6: Final answer
    x = 1,573,344.17

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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.