Home / 2,567,783.15-3,543,497.34-1,421,838.89

Finding the Fourth Proportional to 2,567,783.15, 3,543,497.34 and 1,421,838.89

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Solution

The fourth proportional to 2,567,783.15, 3,543,497.34 and 1,421,838.89 is: 1,962,113.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,783.15 : 3,543,497.34 = 1,421,838.89 : x
  2. Step 2: Convert to fraction form
    2,567,783.15/3,543,497.34 = 1,421,838.89/x
  3. Step 3: Cross multiply
    2,567,783.15x = 3,543,497.34 × 1,421,838.89
  4. Step 4: Simplify right side
    2,567,783.15x = 5,038,282,324,623.55
  5. Step 5: Solve for x
    x = 5,038,282,324,623.55/2,567,783.15
  6. Step 6: Final answer
    x = 1,962,113.63

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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.