Home / 1,571,981.43-2,358,556.04-1,091,956.35

Finding the Fourth Proportional to 1,571,981.43, 2,358,556.04 and 1,091,956.35

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Solution

The fourth proportional to 1,571,981.43, 2,358,556.04 and 1,091,956.35 is: 1,638,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,981.43 : 2,358,556.04 = 1,091,956.35 : x
  2. Step 2: Convert to fraction form
    1,571,981.43/2,358,556.04 = 1,091,956.35/x
  3. Step 3: Cross multiply
    1,571,981.43x = 2,358,556.04 × 1,091,956.35
  4. Step 4: Simplify right side
    1,571,981.43x = 2,575,440,244,708.85
  5. Step 5: Solve for x
    x = 2,575,440,244,708.85/1,571,981.43
  6. Step 6: Final answer
    x = 1,638,340.12

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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.