Home / 2,012,140.15-3,018,210.23-1,213,010.35

Finding the Fourth Proportional to 2,012,140.15, 3,018,210.23 and 1,213,010.35

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Solution

The fourth proportional to 2,012,140.15, 3,018,210.23 and 1,213,010.35 is: 1,819,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,140.15 : 3,018,210.23 = 1,213,010.35 : x
  2. Step 2: Convert to fraction form
    2,012,140.15/3,018,210.23 = 1,213,010.35/x
  3. Step 3: Cross multiply
    2,012,140.15x = 3,018,210.23 × 1,213,010.35
  4. Step 4: Simplify right side
    2,012,140.15x = 3,661,120,247,465.88
  5. Step 5: Solve for x
    x = 3,661,120,247,465.88/2,012,140.15
  6. Step 6: Final answer
    x = 1,819,515.53

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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.