Home / 1,878,457.32-2,588,691.42-1,843,907.58

Finding the Fourth Proportional to 1,878,457.32, 2,588,691.42 and 1,843,907.58

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Solution

The fourth proportional to 1,878,457.32, 2,588,691.42 and 1,843,907.58 is: 2,541,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,457.32 : 2,588,691.42 = 1,843,907.58 : x
  2. Step 2: Convert to fraction form
    1,878,457.32/2,588,691.42 = 1,843,907.58/x
  3. Step 3: Cross multiply
    1,878,457.32x = 2,588,691.42 × 1,843,907.58
  4. Step 4: Simplify right side
    1,878,457.32x = 4,773,307,731,618.96
  5. Step 5: Solve for x
    x = 4,773,307,731,618.96/1,878,457.32
  6. Step 6: Final answer
    x = 2,541,078.62

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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.