Home / 2,421,829.78-3,342,387.63-1,334,212.81

Finding the Fourth Proportional to 2,421,829.78, 3,342,387.63 and 1,334,212.81

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Solution

The fourth proportional to 2,421,829.78, 3,342,387.63 and 1,334,212.81 is: 1,841,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,829.78 : 3,342,387.63 = 1,334,212.81 : x
  2. Step 2: Convert to fraction form
    2,421,829.78/3,342,387.63 = 1,334,212.81/x
  3. Step 3: Cross multiply
    2,421,829.78x = 3,342,387.63 × 1,334,212.81
  4. Step 4: Simplify right side
    2,421,829.78x = 4,459,456,391,931.54
  5. Step 5: Solve for x
    x = 4,459,456,391,931.54/2,421,829.78
  6. Step 6: Final answer
    x = 1,841,358.31

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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.