Home / 3,071,690.32-4,239,775.76-1,782,945.90

Finding the Fourth Proportional to 3,071,690.32, 4,239,775.76 and 1,782,945.90

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Solution

The fourth proportional to 3,071,690.32, 4,239,775.76 and 1,782,945.90 is: 2,460,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,690.32 : 4,239,775.76 = 1,782,945.90 : x
  2. Step 2: Convert to fraction form
    3,071,690.32/4,239,775.76 = 1,782,945.90/x
  3. Step 3: Cross multiply
    3,071,690.32x = 4,239,775.76 × 1,782,945.90
  4. Step 4: Simplify right side
    3,071,690.32x = 7,559,290,808,211.38
  5. Step 5: Solve for x
    x = 7,559,290,808,211.38/3,071,690.32
  6. Step 6: Final answer
    x = 2,460,954.73

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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.