Home / 2,130,152.24-3,196,815.28-1,562,998.90

Finding the Fourth Proportional to 2,130,152.24, 3,196,815.28 and 1,562,998.90

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Solution

The fourth proportional to 2,130,152.24, 3,196,815.28 and 1,562,998.90 is: 2,345,662.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,152.24 : 3,196,815.28 = 1,562,998.90 : x
  2. Step 2: Convert to fraction form
    2,130,152.24/3,196,815.28 = 1,562,998.90/x
  3. Step 3: Cross multiply
    2,130,152.24x = 3,196,815.28 × 1,562,998.90
  4. Step 4: Simplify right side
    2,130,152.24x = 4,996,618,754,243.66
  5. Step 5: Solve for x
    x = 4,996,618,754,243.66/2,130,152.24
  6. Step 6: Final answer
    x = 2,345,662.75

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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.