Home / 3,361,192.29-4,638,837.51-1,911,105

Finding the Fourth Proportional to 3,361,192.29, 4,638,837.51 and 1,911,105

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Solution

The fourth proportional to 3,361,192.29, 4,638,837.51 and 1,911,105 is: 2,637,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,192.29 : 4,638,837.51 = 1,911,105 : x
  2. Step 2: Convert to fraction form
    3,361,192.29/4,638,837.51 = 1,911,105/x
  3. Step 3: Cross multiply
    3,361,192.29x = 4,638,837.51 × 1,911,105
  4. Step 4: Simplify right side
    3,361,192.29x = 8,865,305,559,548.55
  5. Step 5: Solve for x
    x = 8,865,305,559,548.55/3,361,192.29
  6. Step 6: Final answer
    x = 2,637,547.87

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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.