Home / 2,107,320.22-2,908,101.84-1,140,450.50

Finding the Fourth Proportional to 2,107,320.22, 2,908,101.84 and 1,140,450.50

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Solution

The fourth proportional to 2,107,320.22, 2,908,101.84 and 1,140,450.50 is: 1,573,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,320.22 : 2,908,101.84 = 1,140,450.50 : x
  2. Step 2: Convert to fraction form
    2,107,320.22/2,908,101.84 = 1,140,450.50/x
  3. Step 3: Cross multiply
    2,107,320.22x = 2,908,101.84 × 1,140,450.50
  4. Step 4: Simplify right side
    2,107,320.22x = 3,316,546,206,887.52
  5. Step 5: Solve for x
    x = 3,316,546,206,887.52/2,107,320.22
  6. Step 6: Final answer
    x = 1,573,821.66

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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.