Home / 1,219,933.32-1,828,216.99-880,267.51

Finding the Fourth Proportional to 1,219,933.32, 1,828,216.99 and 880,267.51

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Solution

The fourth proportional to 1,219,933.32, 1,828,216.99 and 880,267.51 is: 1,319,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,933.32 : 1,828,216.99 = 880,267.51 : x
  2. Step 2: Convert to fraction form
    1,219,933.32/1,828,216.99 = 880,267.51/x
  3. Step 3: Cross multiply
    1,219,933.32x = 1,828,216.99 × 880,267.51
  4. Step 4: Simplify right side
    1,219,933.32x = 1,609,320,017,527.00
  5. Step 5: Solve for x
    x = 1,609,320,017,527.00/1,219,933.32
  6. Step 6: Final answer
    x = 1,319,186.87

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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.