Home / 1,581,518.12-2,182,497.97-883,798.93

Finding the Fourth Proportional to 1,581,518.12, 2,182,497.97 and 883,798.93

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Solution

The fourth proportional to 1,581,518.12, 2,182,497.97 and 883,798.93 is: 1,219,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,518.12 : 2,182,497.97 = 883,798.93 : x
  2. Step 2: Convert to fraction form
    1,581,518.12/2,182,497.97 = 883,798.93/x
  3. Step 3: Cross multiply
    1,581,518.12x = 2,182,497.97 × 883,798.93
  4. Step 4: Simplify right side
    1,581,518.12x = 1,928,889,362,947.43
  5. Step 5: Solve for x
    x = 1,928,889,362,947.43/1,581,518.12
  6. Step 6: Final answer
    x = 1,219,644.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.