Home / 1,580,827.51-2,371,618.50-515,871.55

Finding the Fourth Proportional to 1,580,827.51, 2,371,618.50 and 515,871.55

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Solution

The fourth proportional to 1,580,827.51, 2,371,618.50 and 515,871.55 is: 773,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,827.51 : 2,371,618.50 = 515,871.55 : x
  2. Step 2: Convert to fraction form
    1,580,827.51/2,371,618.50 = 515,871.55/x
  3. Step 3: Cross multiply
    1,580,827.51x = 2,371,618.50 × 515,871.55
  4. Step 4: Simplify right side
    1,580,827.51x = 1,223,450,511,603.68
  5. Step 5: Solve for x
    x = 1,223,450,511,603.68/1,580,827.51
  6. Step 6: Final answer
    x = 773,930.43

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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.