Home / 3,113,008.80-4,666,921.20-1,317,271.20

Finding the Fourth Proportional to 3,113,008.80, 4,666,921.20 and 1,317,271.20

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Solution

The fourth proportional to 3,113,008.80, 4,666,921.20 and 1,317,271.20 is: 1,974,809.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,008.80 : 4,666,921.20 = 1,317,271.20 : x
  2. Step 2: Convert to fraction form
    3,113,008.80/4,666,921.20 = 1,317,271.20/x
  3. Step 3: Cross multiply
    3,113,008.80x = 4,666,921.20 × 1,317,271.20
  4. Step 4: Simplify right side
    3,113,008.80x = 6,147,600,889,429.44
  5. Step 5: Solve for x
    x = 6,147,600,889,429.44/3,113,008.80
  6. Step 6: Final answer
    x = 1,974,809.99

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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.