Home / 3,144,232.86-4,338,500.71-1,767,385.55

Finding the Fourth Proportional to 3,144,232.86, 4,338,500.71 and 1,767,385.55

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Solution

The fourth proportional to 3,144,232.86, 4,338,500.71 and 1,767,385.55 is: 2,438,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,232.86 : 4,338,500.71 = 1,767,385.55 : x
  2. Step 2: Convert to fraction form
    3,144,232.86/4,338,500.71 = 1,767,385.55/x
  3. Step 3: Cross multiply
    3,144,232.86x = 4,338,500.71 × 1,767,385.55
  4. Step 4: Simplify right side
    3,144,232.86x = 7,667,803,463,518.74
  5. Step 5: Solve for x
    x = 7,667,803,463,518.74/3,144,232.86
  6. Step 6: Final answer
    x = 2,438,688.16

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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.