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Finding the Fourth Proportional to 1,804,104.02, 2,489,575.34 and 988,312

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Solution

The fourth proportional to 1,804,104.02, 2,489,575.34 and 988,312 is: 1,363,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,104.02 : 2,489,575.34 = 988,312 : x
  2. Step 2: Convert to fraction form
    1,804,104.02/2,489,575.34 = 988,312/x
  3. Step 3: Cross multiply
    1,804,104.02x = 2,489,575.34 × 988,312
  4. Step 4: Simplify right side
    1,804,104.02x = 2,460,477,183,426.08
  5. Step 5: Solve for x
    x = 2,460,477,183,426.08/1,804,104.02
  6. Step 6: Final answer
    x = 1,363,822.24

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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.