Home / 3,922,126.22-5,412,765.40-2,953,547.66

Finding the Fourth Proportional to 3,922,126.22, 5,412,765.40 and 2,953,547.66

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Solution

The fourth proportional to 3,922,126.22, 5,412,765.40 and 2,953,547.66 is: 4,076,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,126.22 : 5,412,765.40 = 2,953,547.66 : x
  2. Step 2: Convert to fraction form
    3,922,126.22/5,412,765.40 = 2,953,547.66/x
  3. Step 3: Cross multiply
    3,922,126.22x = 5,412,765.40 × 2,953,547.66
  4. Step 4: Simplify right side
    3,922,126.22x = 15,986,860,581,298.97
  5. Step 5: Solve for x
    x = 15,986,860,581,298.97/3,922,126.22
  6. Step 6: Final answer
    x = 4,076,069.89

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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.