Home / 1,870,734.66-2,582,315.87-1,226,196.38

Finding the Fourth Proportional to 1,870,734.66, 2,582,315.87 and 1,226,196.38

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Solution

The fourth proportional to 1,870,734.66, 2,582,315.87 and 1,226,196.38 is: 1,692,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,734.66 : 2,582,315.87 = 1,226,196.38 : x
  2. Step 2: Convert to fraction form
    1,870,734.66/2,582,315.87 = 1,226,196.38/x
  3. Step 3: Cross multiply
    1,870,734.66x = 2,582,315.87 × 1,226,196.38
  4. Step 4: Simplify right side
    1,870,734.66x = 3,166,426,352,767.99
  5. Step 5: Solve for x
    x = 3,166,426,352,767.99/1,870,734.66
  6. Step 6: Final answer
    x = 1,692,611.15

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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.