Home / 3,816,971.15-5,725,325.33-977,107.79

Finding the Fourth Proportional to 3,816,971.15, 5,725,325.33 and 977,107.79

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Solution

The fourth proportional to 3,816,971.15, 5,725,325.33 and 977,107.79 is: 1,465,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,971.15 : 5,725,325.33 = 977,107.79 : x
  2. Step 2: Convert to fraction form
    3,816,971.15/5,725,325.33 = 977,107.79/x
  3. Step 3: Cross multiply
    3,816,971.15x = 5,725,325.33 × 977,107.79
  4. Step 4: Simplify right side
    3,816,971.15x = 5,594,259,975,341.78
  5. Step 5: Solve for x
    x = 5,594,259,975,341.78/3,816,971.15
  6. Step 6: Final answer
    x = 1,465,628.05

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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.