Home / 1,405,833.58-1,940,059.62-761,253.76

Finding the Fourth Proportional to 1,405,833.58, 1,940,059.62 and 761,253.76

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Solution

The fourth proportional to 1,405,833.58, 1,940,059.62 and 761,253.76 is: 1,050,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,833.58 : 1,940,059.62 = 761,253.76 : x
  2. Step 2: Convert to fraction form
    1,405,833.58/1,940,059.62 = 761,253.76/x
  3. Step 3: Cross multiply
    1,405,833.58x = 1,940,059.62 × 761,253.76
  4. Step 4: Simplify right side
    1,405,833.58x = 1,476,877,680,349.17
  5. Step 5: Solve for x
    x = 1,476,877,680,349.17/1,405,833.58
  6. Step 6: Final answer
    x = 1,050,535.21

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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.