Home / 2,680,881.60-4,023,290.70-1,782,024.60

Finding the Fourth Proportional to 2,680,881.60, 4,023,290.70 and 1,782,024.60

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Solution

The fourth proportional to 2,680,881.60, 4,023,290.70 and 1,782,024.60 is: 2,674,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,881.60 : 4,023,290.70 = 1,782,024.60 : x
  2. Step 2: Convert to fraction form
    2,680,881.60/4,023,290.70 = 1,782,024.60/x
  3. Step 3: Cross multiply
    2,680,881.60x = 4,023,290.70 × 1,782,024.60
  4. Step 4: Simplify right side
    2,680,881.60x = 7,169,603,000,351.22
  5. Step 5: Solve for x
    x = 7,169,603,000,351.22/2,680,881.60
  6. Step 6: Final answer
    x = 2,674,345.26

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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.