Home / 2,970,828.48-4,099,767.38-1,646,274.34

Finding the Fourth Proportional to 2,970,828.48, 4,099,767.38 and 1,646,274.34

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Solution

The fourth proportional to 2,970,828.48, 4,099,767.38 and 1,646,274.34 is: 2,271,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,828.48 : 4,099,767.38 = 1,646,274.34 : x
  2. Step 2: Convert to fraction form
    2,970,828.48/4,099,767.38 = 1,646,274.34/x
  3. Step 3: Cross multiply
    2,970,828.48x = 4,099,767.38 × 1,646,274.34
  4. Step 4: Simplify right side
    2,970,828.48x = 6,749,341,837,663.03
  5. Step 5: Solve for x
    x = 6,749,341,837,663.03/2,970,828.48
  6. Step 6: Final answer
    x = 2,271,871.93

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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.