Home / 1,775,756.86-2,450,484.81-1,122,734.38

Finding the Fourth Proportional to 1,775,756.86, 2,450,484.81 and 1,122,734.38

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Solution

The fourth proportional to 1,775,756.86, 2,450,484.81 and 1,122,734.38 is: 1,549,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,756.86 : 2,450,484.81 = 1,122,734.38 : x
  2. Step 2: Convert to fraction form
    1,775,756.86/2,450,484.81 = 1,122,734.38/x
  3. Step 3: Cross multiply
    1,775,756.86x = 2,450,484.81 × 1,122,734.38
  4. Step 4: Simplify right side
    1,775,756.86x = 2,751,243,540,243.34
  5. Step 5: Solve for x
    x = 2,751,243,540,243.34/1,775,756.86
  6. Step 6: Final answer
    x = 1,549,335.72

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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.