Home / 2,977,071.20-4,465,606.80-2,133,807.20

Finding the Fourth Proportional to 2,977,071.20, 4,465,606.80 and 2,133,807.20

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Solution

The fourth proportional to 2,977,071.20, 4,465,606.80 and 2,133,807.20 is: 3,200,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,071.20 : 4,465,606.80 = 2,133,807.20 : x
  2. Step 2: Convert to fraction form
    2,977,071.20/4,465,606.80 = 2,133,807.20/x
  3. Step 3: Cross multiply
    2,977,071.20x = 4,465,606.80 × 2,133,807.20
  4. Step 4: Simplify right side
    2,977,071.20x = 9,528,743,942,208.96
  5. Step 5: Solve for x
    x = 9,528,743,942,208.96/2,977,071.20
  6. Step 6: Final answer
    x = 3,200,710.80

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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.