Home / 2,698,018.80-4,047,559.56-804,718.32

Finding the Fourth Proportional to 2,698,018.80, 4,047,559.56 and 804,718.32

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Solution

The fourth proportional to 2,698,018.80, 4,047,559.56 and 804,718.32 is: 1,207,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,018.80 : 4,047,559.56 = 804,718.32 : x
  2. Step 2: Convert to fraction form
    2,698,018.80/4,047,559.56 = 804,718.32/x
  3. Step 3: Cross multiply
    2,698,018.80x = 4,047,559.56 × 804,718.32
  4. Step 4: Simplify right side
    2,698,018.80x = 3,257,145,329,223.14
  5. Step 5: Solve for x
    x = 3,257,145,329,223.14/2,698,018.80
  6. Step 6: Final answer
    x = 1,207,235.96

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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.