Home / 1,890,470.22-2,835,690.75-470,516.73

Finding the Fourth Proportional to 1,890,470.22, 2,835,690.75 and 470,516.73

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Solution

The fourth proportional to 1,890,470.22, 2,835,690.75 and 470,516.73 is: 705,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,470.22 : 2,835,690.75 = 470,516.73 : x
  2. Step 2: Convert to fraction form
    1,890,470.22/2,835,690.75 = 470,516.73/x
  3. Step 3: Cross multiply
    1,890,470.22x = 2,835,690.75 × 470,516.73
  4. Step 4: Simplify right side
    1,890,470.22x = 1,334,239,938,981.25
  5. Step 5: Solve for x
    x = 1,334,239,938,981.25/1,890,470.22
  6. Step 6: Final answer
    x = 705,771.47

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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.