Home / 1,628,745.60-2,443,913.28-1,152,036.30

Finding the Fourth Proportional to 1,628,745.60, 2,443,913.28 and 1,152,036.30

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Solution

The fourth proportional to 1,628,745.60, 2,443,913.28 and 1,152,036.30 is: 1,728,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,745.60 : 2,443,913.28 = 1,152,036.30 : x
  2. Step 2: Convert to fraction form
    1,628,745.60/2,443,913.28 = 1,152,036.30/x
  3. Step 3: Cross multiply
    1,628,745.60x = 2,443,913.28 × 1,152,036.30
  4. Step 4: Simplify right side
    1,628,745.60x = 2,815,476,812,612.06
  5. Step 5: Solve for x
    x = 2,815,476,812,612.06/1,628,745.60
  6. Step 6: Final answer
    x = 1,728,616.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.