Home / 2,023,581.80-3,031,436.10-1,222,483.70

Finding the Fourth Proportional to 2,023,581.80, 3,031,436.10 and 1,222,483.70

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Solution

The fourth proportional to 2,023,581.80, 3,031,436.10 and 1,222,483.70 is: 1,831,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,581.80 : 3,031,436.10 = 1,222,483.70 : x
  2. Step 2: Convert to fraction form
    2,023,581.80/3,031,436.10 = 1,222,483.70/x
  3. Step 3: Cross multiply
    2,023,581.80x = 3,031,436.10 × 1,222,483.70
  4. Step 4: Simplify right side
    2,023,581.80x = 3,705,881,219,841.57
  5. Step 5: Solve for x
    x = 3,705,881,219,841.57/2,023,581.80
  6. Step 6: Final answer
    x = 1,831,347.38

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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.