Home / 3,977,928.29-5,490,206.73-2,346,740.37

Finding the Fourth Proportional to 3,977,928.29, 5,490,206.73 and 2,346,740.37

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Solution

The fourth proportional to 3,977,928.29, 5,490,206.73 and 2,346,740.37 is: 3,238,894.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,928.29 : 5,490,206.73 = 2,346,740.37 : x
  2. Step 2: Convert to fraction form
    3,977,928.29/5,490,206.73 = 2,346,740.37/x
  3. Step 3: Cross multiply
    3,977,928.29x = 5,490,206.73 × 2,346,740.37
  4. Step 4: Simplify right side
    3,977,928.29x = 12,884,089,772,936.69
  5. Step 5: Solve for x
    x = 12,884,089,772,936.69/3,977,928.29
  6. Step 6: Final answer
    x = 3,238,894.43

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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.