Home / 1,617,245.08-2,423,981.22-1,216,597.66

Finding the Fourth Proportional to 1,617,245.08, 2,423,981.22 and 1,216,597.66

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Solution

The fourth proportional to 1,617,245.08, 2,423,981.22 and 1,216,597.66 is: 1,823,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,245.08 : 2,423,981.22 = 1,216,597.66 : x
  2. Step 2: Convert to fraction form
    1,617,245.08/2,423,981.22 = 1,216,597.66/x
  3. Step 3: Cross multiply
    1,617,245.08x = 2,423,981.22 × 1,216,597.66
  4. Step 4: Simplify right side
    1,617,245.08x = 2,949,009,880,135.95
  5. Step 5: Solve for x
    x = 2,949,009,880,135.95/1,617,245.08
  6. Step 6: Final answer
    x = 1,823,477.42

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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.