Home / 2,186,530.88-3,017,417.19-1,219,636.22

Finding the Fourth Proportional to 2,186,530.88, 3,017,417.19 and 1,219,636.22

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Solution

The fourth proportional to 2,186,530.88, 3,017,417.19 and 1,219,636.22 is: 1,683,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,530.88 : 3,017,417.19 = 1,219,636.22 : x
  2. Step 2: Convert to fraction form
    2,186,530.88/3,017,417.19 = 1,219,636.22/x
  3. Step 3: Cross multiply
    2,186,530.88x = 3,017,417.19 × 1,219,636.22
  4. Step 4: Simplify right side
    2,186,530.88x = 3,680,151,295,774.62
  5. Step 5: Solve for x
    x = 3,680,151,295,774.62/2,186,530.88
  6. Step 6: Final answer
    x = 1,683,100.54

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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.