Home / 1,405,591.52-1,939,717.44-761,012.16

Finding the Fourth Proportional to 1,405,591.52, 1,939,717.44 and 761,012.16

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Solution

The fourth proportional to 1,405,591.52, 1,939,717.44 and 761,012.16 is: 1,050,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,591.52 : 1,939,717.44 = 761,012.16 : x
  2. Step 2: Convert to fraction form
    1,405,591.52/1,939,717.44 = 761,012.16/x
  3. Step 3: Cross multiply
    1,405,591.52x = 1,939,717.44 × 761,012.16
  4. Step 4: Simplify right side
    1,405,591.52x = 1,476,148,558,804.07
  5. Step 5: Solve for x
    x = 1,476,148,558,804.07/1,405,591.52
  6. Step 6: Final answer
    x = 1,050,197.40

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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.