Home / 3,357,237.40-4,632,842.74-1,906,928.32

Finding the Fourth Proportional to 3,357,237.40, 4,632,842.74 and 1,906,928.32

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Solution

The fourth proportional to 3,357,237.40, 4,632,842.74 and 1,906,928.32 is: 2,631,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,237.40 : 4,632,842.74 = 1,906,928.32 : x
  2. Step 2: Convert to fraction form
    3,357,237.40/4,632,842.74 = 1,906,928.32/x
  3. Step 3: Cross multiply
    3,357,237.40x = 4,632,842.74 × 1,906,928.32
  4. Step 4: Simplify right side
    3,357,237.40x = 8,834,499,023,012.40
  5. Step 5: Solve for x
    x = 8,834,499,023,012.40/3,357,237.40
  6. Step 6: Final answer
    x = 2,631,478.79

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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.