Home / 1,051,436.42-1,577,306.87-331,533.77

Finding the Fourth Proportional to 1,051,436.42, 1,577,306.87 and 331,533.77

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Solution

The fourth proportional to 1,051,436.42, 1,577,306.87 and 331,533.77 is: 497,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,436.42 : 1,577,306.87 = 331,533.77 : x
  2. Step 2: Convert to fraction form
    1,051,436.42/1,577,306.87 = 331,533.77/x
  3. Step 3: Cross multiply
    1,051,436.42x = 1,577,306.87 × 331,533.77
  4. Step 4: Simplify right side
    1,051,436.42x = 522,930,493,058.00
  5. Step 5: Solve for x
    x = 522,930,493,058.00/1,051,436.42
  6. Step 6: Final answer
    x = 497,348.66

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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.