Home / 2,775,826.16-3,832,811.16-2,130,223.76

Finding the Fourth Proportional to 2,775,826.16, 3,832,811.16 and 2,130,223.76

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Solution

The fourth proportional to 2,775,826.16, 3,832,811.16 and 2,130,223.76 is: 2,941,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,826.16 : 3,832,811.16 = 2,130,223.76 : x
  2. Step 2: Convert to fraction form
    2,775,826.16/3,832,811.16 = 2,130,223.76/x
  3. Step 3: Cross multiply
    2,775,826.16x = 3,832,811.16 × 2,130,223.76
  4. Step 4: Simplify right side
    2,775,826.16x = 8,164,745,400,625.16
  5. Step 5: Solve for x
    x = 8,164,745,400,625.16/2,775,826.16
  6. Step 6: Final answer
    x = 2,941,374.90

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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.