Home / 1,685,469.35-2,325,957.44-921,522.92

Finding the Fourth Proportional to 1,685,469.35, 2,325,957.44 and 921,522.92

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Solution

The fourth proportional to 1,685,469.35, 2,325,957.44 and 921,522.92 is: 1,271,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,469.35 : 2,325,957.44 = 921,522.92 : x
  2. Step 2: Convert to fraction form
    1,685,469.35/2,325,957.44 = 921,522.92/x
  3. Step 3: Cross multiply
    1,685,469.35x = 2,325,957.44 × 921,522.92
  4. Step 4: Simplify right side
    1,685,469.35x = 2,143,423,075,667.12
  5. Step 5: Solve for x
    x = 2,143,423,075,667.12/1,685,469.35
  6. Step 6: Final answer
    x = 1,271,706.95

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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.