Home / 1,225,302.64-1,837,954.78-383,920

Finding the Fourth Proportional to 1,225,302.64, 1,837,954.78 and 383,920

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Solution

The fourth proportional to 1,225,302.64, 1,837,954.78 and 383,920 is: 575,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,302.64 : 1,837,954.78 = 383,920 : x
  2. Step 2: Convert to fraction form
    1,225,302.64/1,837,954.78 = 383,920/x
  3. Step 3: Cross multiply
    1,225,302.64x = 1,837,954.78 × 383,920
  4. Step 4: Simplify right side
    1,225,302.64x = 705,627,599,137.60
  5. Step 5: Solve for x
    x = 705,627,599,137.60/1,225,302.64
  6. Step 6: Final answer
    x = 575,880.26

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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.