Home / 2,807,750.17-4,212,090.83-985,642.58

Finding the Fourth Proportional to 2,807,750.17, 4,212,090.83 and 985,642.58

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Solution

The fourth proportional to 2,807,750.17, 4,212,090.83 and 985,642.58 is: 1,478,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,750.17 : 4,212,090.83 = 985,642.58 : x
  2. Step 2: Convert to fraction form
    2,807,750.17/4,212,090.83 = 985,642.58/x
  3. Step 3: Cross multiply
    2,807,750.17x = 4,212,090.83 × 985,642.58
  4. Step 4: Simplify right side
    2,807,750.17x = 4,151,616,072,875.54
  5. Step 5: Solve for x
    x = 4,151,616,072,875.54/2,807,750.17
  6. Step 6: Final answer
    x = 1,478,627.31

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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.