Home / 1,687,411.44-2,328,667.92-962,328.60

Finding the Fourth Proportional to 1,687,411.44, 2,328,667.92 and 962,328.60

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Solution

The fourth proportional to 1,687,411.44, 2,328,667.92 and 962,328.60 is: 1,328,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,411.44 : 2,328,667.92 = 962,328.60 : x
  2. Step 2: Convert to fraction form
    1,687,411.44/2,328,667.92 = 962,328.60/x
  3. Step 3: Cross multiply
    1,687,411.44x = 2,328,667.92 × 962,328.60
  4. Step 4: Simplify right side
    1,687,411.44x = 2,240,943,739,318.51
  5. Step 5: Solve for x
    x = 2,240,943,739,318.51/1,687,411.44
  6. Step 6: Final answer
    x = 1,328,036.36

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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.