Home / 1,621,161.04-2,237,132.64-895,971.28

Finding the Fourth Proportional to 1,621,161.04, 2,237,132.64 and 895,971.28

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Solution

The fourth proportional to 1,621,161.04, 2,237,132.64 and 895,971.28 is: 1,236,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,161.04 : 2,237,132.64 = 895,971.28 : x
  2. Step 2: Convert to fraction form
    1,621,161.04/2,237,132.64 = 895,971.28/x
  3. Step 3: Cross multiply
    1,621,161.04x = 2,237,132.64 × 895,971.28
  4. Step 4: Simplify right side
    1,621,161.04x = 2,004,406,594,990.58
  5. Step 5: Solve for x
    x = 2,004,406,594,990.58/1,621,161.04
  6. Step 6: Final answer
    x = 1,236,401.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.