Home / 1,870,768.50-2,582,362.53-1,226,230.26

Finding the Fourth Proportional to 1,870,768.50, 2,582,362.53 and 1,226,230.26

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Solution

The fourth proportional to 1,870,768.50, 2,582,362.53 and 1,226,230.26 is: 1,692,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,768.50 : 2,582,362.53 = 1,226,230.26 : x
  2. Step 2: Convert to fraction form
    1,870,768.50/2,582,362.53 = 1,226,230.26/x
  3. Step 3: Cross multiply
    1,870,768.50x = 2,582,362.53 × 1,226,230.26
  4. Step 4: Simplify right side
    1,870,768.50x = 3,166,571,076,576.16
  5. Step 5: Solve for x
    x = 3,166,571,076,576.16/1,870,768.50
  6. Step 6: Final answer
    x = 1,692,657.90

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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.