Home / 3,196,547.74-4,411,393.39-1,819,918.72

Finding the Fourth Proportional to 3,196,547.74, 4,411,393.39 and 1,819,918.72

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Solution

The fourth proportional to 3,196,547.74, 4,411,393.39 and 1,819,918.72 is: 2,511,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,547.74 : 4,411,393.39 = 1,819,918.72 : x
  2. Step 2: Convert to fraction form
    3,196,547.74/4,411,393.39 = 1,819,918.72/x
  3. Step 3: Cross multiply
    3,196,547.74x = 4,411,393.39 × 1,819,918.72
  4. Step 4: Simplify right side
    3,196,547.74x = 8,028,377,411,745.26
  5. Step 5: Solve for x
    x = 8,028,377,411,745.26/3,196,547.74
  6. Step 6: Final answer
    x = 2,511,577.51

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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.