Home / 2,020,277.70-3,030,562.35-1,219,835.70

Finding the Fourth Proportional to 2,020,277.70, 3,030,562.35 and 1,219,835.70

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Solution

The fourth proportional to 2,020,277.70, 3,030,562.35 and 1,219,835.70 is: 1,829,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,277.70 : 3,030,562.35 = 1,219,835.70 : x
  2. Step 2: Convert to fraction form
    2,020,277.70/3,030,562.35 = 1,219,835.70/x
  3. Step 3: Cross multiply
    2,020,277.70x = 3,030,562.35 × 1,219,835.70
  4. Step 4: Simplify right side
    2,020,277.70x = 3,696,788,145,605.90
  5. Step 5: Solve for x
    x = 3,696,788,145,605.90/2,020,277.70
  6. Step 6: Final answer
    x = 1,829,841.58

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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.