Home / 1,195,915.12-1,657,486.88-1,173,520.24

Finding the Fourth Proportional to 1,195,915.12, 1,657,486.88 and 1,173,520.24

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Solution

The fourth proportional to 1,195,915.12, 1,657,486.88 and 1,173,520.24 is: 1,626,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,915.12 : 1,657,486.88 = 1,173,520.24 : x
  2. Step 2: Convert to fraction form
    1,195,915.12/1,657,486.88 = 1,173,520.24/x
  3. Step 3: Cross multiply
    1,195,915.12x = 1,657,486.88 × 1,173,520.24
  4. Step 4: Simplify right side
    1,195,915.12x = 1,945,094,401,214.45
  5. Step 5: Solve for x
    x = 1,945,094,401,214.45/1,195,915.12
  6. Step 6: Final answer
    x = 1,626,448.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.