Home / 1,746,282.12-2,619,423.78-785,615.64

Finding the Fourth Proportional to 1,746,282.12, 2,619,423.78 and 785,615.64

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Solution

The fourth proportional to 1,746,282.12, 2,619,423.78 and 785,615.64 is: 1,178,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,282.12 : 2,619,423.78 = 785,615.64 : x
  2. Step 2: Convert to fraction form
    1,746,282.12/2,619,423.78 = 785,615.64/x
  3. Step 3: Cross multiply
    1,746,282.12x = 2,619,423.78 × 785,615.64
  4. Step 4: Simplify right side
    1,746,282.12x = 2,057,860,289,355.92
  5. Step 5: Solve for x
    x = 2,057,860,289,355.92/1,746,282.12
  6. Step 6: Final answer
    x = 1,178,423.73

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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.