Home / 2,762,207.78-3,812,038.11-1,674,525.20

Finding the Fourth Proportional to 2,762,207.78, 3,812,038.11 and 1,674,525.20

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Solution

The fourth proportional to 2,762,207.78, 3,812,038.11 and 1,674,525.20 is: 2,310,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,207.78 : 3,812,038.11 = 1,674,525.20 : x
  2. Step 2: Convert to fraction form
    2,762,207.78/3,812,038.11 = 1,674,525.20/x
  3. Step 3: Cross multiply
    2,762,207.78x = 3,812,038.11 × 1,674,525.20
  4. Step 4: Simplify right side
    2,762,207.78x = 6,383,353,859,495.18
  5. Step 5: Solve for x
    x = 6,383,353,859,495.18/2,762,207.78
  6. Step 6: Final answer
    x = 2,310,960.79

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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.