Home / 1,788,664.60-2,682,996.90-1,641,698.20

Finding the Fourth Proportional to 1,788,664.60, 2,682,996.90 and 1,641,698.20

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Solution

The fourth proportional to 1,788,664.60, 2,682,996.90 and 1,641,698.20 is: 2,462,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,664.60 : 2,682,996.90 = 1,641,698.20 : x
  2. Step 2: Convert to fraction form
    1,788,664.60/2,682,996.90 = 1,641,698.20/x
  3. Step 3: Cross multiply
    1,788,664.60x = 2,682,996.90 × 1,641,698.20
  4. Step 4: Simplify right side
    1,788,664.60x = 4,404,671,181,335.58
  5. Step 5: Solve for x
    x = 4,404,671,181,335.58/1,788,664.60
  6. Step 6: Final answer
    x = 2,462,547.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.