Home / 1,265,542.18-1,898,460.72-444,628.51

Finding the Fourth Proportional to 1,265,542.18, 1,898,460.72 and 444,628.51

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Solution

The fourth proportional to 1,265,542.18, 1,898,460.72 and 444,628.51 is: 666,994.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,542.18 : 1,898,460.72 = 444,628.51 : x
  2. Step 2: Convert to fraction form
    1,265,542.18/1,898,460.72 = 444,628.51/x
  3. Step 3: Cross multiply
    1,265,542.18x = 1,898,460.72 × 444,628.51
  4. Step 4: Simplify right side
    1,265,542.18x = 844,109,756,480.98
  5. Step 5: Solve for x
    x = 844,109,756,480.98/1,265,542.18
  6. Step 6: Final answer
    x = 666,994.57

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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.