Home / 1,029,938.95-1,542,915.69-579,290.59

Finding the Fourth Proportional to 1,029,938.95, 1,542,915.69 and 579,290.59

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Solution

The fourth proportional to 1,029,938.95, 1,542,915.69 and 579,290.59 is: 867,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,938.95 : 1,542,915.69 = 579,290.59 : x
  2. Step 2: Convert to fraction form
    1,029,938.95/1,542,915.69 = 579,290.59/x
  3. Step 3: Cross multiply
    1,029,938.95x = 1,542,915.69 × 579,290.59
  4. Step 4: Simplify right side
    1,029,938.95x = 893,796,540,380.36
  5. Step 5: Solve for x
    x = 893,796,540,380.36/1,029,938.95
  6. Step 6: Final answer
    x = 867,815.07

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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.