Home / 1,265,041-1,897,559.95-412,111.27

Finding the Fourth Proportional to 1,265,041, 1,897,559.95 and 412,111.27

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Solution

The fourth proportional to 1,265,041, 1,897,559.95 and 412,111.27 is: 618,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,041 : 1,897,559.95 = 412,111.27 : x
  2. Step 2: Convert to fraction form
    1,265,041/1,897,559.95 = 412,111.27/x
  3. Step 3: Cross multiply
    1,265,041x = 1,897,559.95 × 412,111.27
  4. Step 4: Simplify right side
    1,265,041x = 782,005,840,895.64
  5. Step 5: Solve for x
    x = 782,005,840,895.64/1,265,041
  6. Step 6: Final answer
    x = 618,166.40

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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.