Home / 1,324,515.62-1,827,870.63-938,022.50

Finding the Fourth Proportional to 1,324,515.62, 1,827,870.63 and 938,022.50

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Solution

The fourth proportional to 1,324,515.62, 1,827,870.63 and 938,022.50 is: 1,294,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,515.62 : 1,827,870.63 = 938,022.50 : x
  2. Step 2: Convert to fraction form
    1,324,515.62/1,827,870.63 = 938,022.50/x
  3. Step 3: Cross multiply
    1,324,515.62x = 1,827,870.63 × 938,022.50
  4. Step 4: Simplify right side
    1,324,515.62x = 1,714,583,778,029.17
  5. Step 5: Solve for x
    x = 1,714,583,778,029.17/1,324,515.62
  6. Step 6: Final answer
    x = 1,294,498.72

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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.