Home / 3,448,316.34-4,758,824.16-1,920,423.45

Finding the Fourth Proportional to 3,448,316.34, 4,758,824.16 and 1,920,423.45

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Solution

The fourth proportional to 3,448,316.34, 4,758,824.16 and 1,920,423.45 is: 2,650,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,316.34 : 4,758,824.16 = 1,920,423.45 : x
  2. Step 2: Convert to fraction form
    3,448,316.34/4,758,824.16 = 1,920,423.45/x
  3. Step 3: Cross multiply
    3,448,316.34x = 4,758,824.16 × 1,920,423.45
  4. Step 4: Simplify right side
    3,448,316.34x = 9,138,957,511,290.55
  5. Step 5: Solve for x
    x = 9,138,957,511,290.55/3,448,316.34
  6. Step 6: Final answer
    x = 2,650,266.57

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1.5x scale

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.