Home / 1,415,474.19-1,953,409.67-803,683.92

Finding the Fourth Proportional to 1,415,474.19, 1,953,409.67 and 803,683.92

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Solution

The fourth proportional to 1,415,474.19, 1,953,409.67 and 803,683.92 is: 1,109,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,474.19 : 1,953,409.67 = 803,683.92 : x
  2. Step 2: Convert to fraction form
    1,415,474.19/1,953,409.67 = 803,683.92/x
  3. Step 3: Cross multiply
    1,415,474.19x = 1,953,409.67 × 803,683.92
  4. Step 4: Simplify right side
    1,415,474.19x = 1,569,923,947,272.19
  5. Step 5: Solve for x
    x = 1,569,923,947,272.19/1,415,474.19
  6. Step 6: Final answer
    x = 1,109,115.21

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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.