Home / 3,607,606.86-4,978,435.88-1,953,740.55

Finding the Fourth Proportional to 3,607,606.86, 4,978,435.88 and 1,953,740.55

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Solution

The fourth proportional to 3,607,606.86, 4,978,435.88 and 1,953,740.55 is: 2,696,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,606.86 : 4,978,435.88 = 1,953,740.55 : x
  2. Step 2: Convert to fraction form
    3,607,606.86/4,978,435.88 = 1,953,740.55/x
  3. Step 3: Cross multiply
    3,607,606.86x = 4,978,435.88 × 1,953,740.55
  4. Step 4: Simplify right side
    3,607,606.86x = 9,726,572,054,330.93
  5. Step 5: Solve for x
    x = 9,726,572,054,330.93/3,607,606.86
  6. Step 6: Final answer
    x = 2,696,128.61

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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.