Home / 3,888,176.48-5,831,752.67-1,155,665.55

Finding the Fourth Proportional to 3,888,176.48, 5,831,752.67 and 1,155,665.55

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Solution

The fourth proportional to 3,888,176.48, 5,831,752.67 and 1,155,665.55 is: 1,733,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,176.48 : 5,831,752.67 = 1,155,665.55 : x
  2. Step 2: Convert to fraction form
    3,888,176.48/5,831,752.67 = 1,155,665.55/x
  3. Step 3: Cross multiply
    3,888,176.48x = 5,831,752.67 × 1,155,665.55
  4. Step 4: Simplify right side
    3,888,176.48x = 6,739,555,664,112.63
  5. Step 5: Solve for x
    x = 6,739,555,664,112.63/3,888,176.48
  6. Step 6: Final answer
    x = 1,733,346.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.