Home / 1,027,072.80-1,537,693.20-971,215.20

Finding the Fourth Proportional to 1,027,072.80, 1,537,693.20 and 971,215.20

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Solution

The fourth proportional to 1,027,072.80, 1,537,693.20 and 971,215.20 is: 1,454,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,072.80 : 1,537,693.20 = 971,215.20 : x
  2. Step 2: Convert to fraction form
    1,027,072.80/1,537,693.20 = 971,215.20/x
  3. Step 3: Cross multiply
    1,027,072.80x = 1,537,693.20 × 971,215.20
  4. Step 4: Simplify right side
    1,027,072.80x = 1,493,431,008,776.64
  5. Step 5: Solve for x
    x = 1,493,431,008,776.64/1,027,072.80
  6. Step 6: Final answer
    x = 1,454,065.39

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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.