Home / 2,199,271.40-3,296,501.40-778,596.20

Finding the Fourth Proportional to 2,199,271.40, 3,296,501.40 and 778,596.20

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Solution

The fourth proportional to 2,199,271.40, 3,296,501.40 and 778,596.20 is: 1,167,042.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,271.40 : 3,296,501.40 = 778,596.20 : x
  2. Step 2: Convert to fraction form
    2,199,271.40/3,296,501.40 = 778,596.20/x
  3. Step 3: Cross multiply
    2,199,271.40x = 3,296,501.40 × 778,596.20
  4. Step 4: Simplify right side
    2,199,271.40x = 2,566,643,463,334.68
  5. Step 5: Solve for x
    x = 2,566,643,463,334.68/2,199,271.40
  6. Step 6: Final answer
    x = 1,167,042.62

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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.