Home / 1,017,877.20-1,526,815.80-353,029.20

Finding the Fourth Proportional to 1,017,877.20, 1,526,815.80 and 353,029.20

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Solution

The fourth proportional to 1,017,877.20, 1,526,815.80 and 353,029.20 is: 529,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,877.20 : 1,526,815.80 = 353,029.20 : x
  2. Step 2: Convert to fraction form
    1,017,877.20/1,526,815.80 = 353,029.20/x
  3. Step 3: Cross multiply
    1,017,877.20x = 1,526,815.80 × 353,029.20
  4. Step 4: Simplify right side
    1,017,877.20x = 539,010,560,421.36
  5. Step 5: Solve for x
    x = 539,010,560,421.36/1,017,877.20
  6. Step 6: Final answer
    x = 529,543.80

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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.