Home / 1,261,086.62-1,891,946.77-362,529.98

Finding the Fourth Proportional to 1,261,086.62, 1,891,946.77 and 362,529.98

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Solution

The fourth proportional to 1,261,086.62, 1,891,946.77 and 362,529.98 is: 543,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,086.62 : 1,891,946.77 = 362,529.98 : x
  2. Step 2: Convert to fraction form
    1,261,086.62/1,891,946.77 = 362,529.98/x
  3. Step 3: Cross multiply
    1,261,086.62x = 1,891,946.77 × 362,529.98
  4. Step 4: Simplify right side
    1,261,086.62x = 685,887,421,417.91
  5. Step 5: Solve for x
    x = 685,887,421,417.91/1,261,086.62
  6. Step 6: Final answer
    x = 543,886.05

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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.