Home / 3,371,405.96-4,651,643.19-1,921,070.49

Finding the Fourth Proportional to 3,371,405.96, 4,651,643.19 and 1,921,070.49

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Solution

The fourth proportional to 3,371,405.96, 4,651,643.19 and 1,921,070.49 is: 2,650,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371,405.96 : 4,651,643.19 = 1,921,070.49 : x
  2. Step 2: Convert to fraction form
    3,371,405.96/4,651,643.19 = 1,921,070.49/x
  3. Step 3: Cross multiply
    3,371,405.96x = 4,651,643.19 × 1,921,070.49
  4. Step 4: Simplify right side
    3,371,405.96x = 8,936,134,452,078.82
  5. Step 5: Solve for x
    x = 8,936,134,452,078.82/3,371,405.96
  6. Step 6: Final answer
    x = 2,650,566.13

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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.