Home / 3,518,529.40-5,277,794.10-859,137.40

Finding the Fourth Proportional to 3,518,529.40, 5,277,794.10 and 859,137.40

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Solution

The fourth proportional to 3,518,529.40, 5,277,794.10 and 859,137.40 is: 1,288,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,529.40 : 5,277,794.10 = 859,137.40 : x
  2. Step 2: Convert to fraction form
    3,518,529.40/5,277,794.10 = 859,137.40/x
  3. Step 3: Cross multiply
    3,518,529.40x = 5,277,794.10 × 859,137.40
  4. Step 4: Simplify right side
    3,518,529.40x = 4,534,350,300,809.34
  5. Step 5: Solve for x
    x = 4,534,350,300,809.34/3,518,529.40
  6. Step 6: Final answer
    x = 1,288,706.10

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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.