Home / 2,967,461.20-4,095,047.40-1,678,253.20

Finding the Fourth Proportional to 2,967,461.20, 4,095,047.40 and 1,678,253.20

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Solution

The fourth proportional to 2,967,461.20, 4,095,047.40 and 1,678,253.20 is: 2,315,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,461.20 : 4,095,047.40 = 1,678,253.20 : x
  2. Step 2: Convert to fraction form
    2,967,461.20/4,095,047.40 = 1,678,253.20/x
  3. Step 3: Cross multiply
    2,967,461.20x = 4,095,047.40 × 1,678,253.20
  4. Step 4: Simplify right side
    2,967,461.20x = 6,872,526,403,201.68
  5. Step 5: Solve for x
    x = 6,872,526,403,201.68/2,967,461.20
  6. Step 6: Final answer
    x = 2,315,961.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.