Home / 3,213,212.15-4,434,278.01-1,762,881.23

Finding the Fourth Proportional to 3,213,212.15, 4,434,278.01 and 1,762,881.23

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Solution

The fourth proportional to 3,213,212.15, 4,434,278.01 and 1,762,881.23 is: 2,432,800.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,212.15 : 4,434,278.01 = 1,762,881.23 : x
  2. Step 2: Convert to fraction form
    3,213,212.15/4,434,278.01 = 1,762,881.23/x
  3. Step 3: Cross multiply
    3,213,212.15x = 4,434,278.01 × 1,762,881.23
  4. Step 4: Simplify right side
    3,213,212.15x = 7,817,105,472,430.75
  5. Step 5: Solve for x
    x = 7,817,105,472,430.75/3,213,212.15
  6. Step 6: Final answer
    x = 2,432,800.92

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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.