Home / 2,970,233.81-4,098,220.13-1,681,074.20

Finding the Fourth Proportional to 2,970,233.81, 4,098,220.13 and 1,681,074.20

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Solution

The fourth proportional to 2,970,233.81, 4,098,220.13 and 1,681,074.20 is: 2,319,484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,233.81 : 4,098,220.13 = 1,681,074.20 : x
  2. Step 2: Convert to fraction form
    2,970,233.81/4,098,220.13 = 1,681,074.20/x
  3. Step 3: Cross multiply
    2,970,233.81x = 4,098,220.13 × 1,681,074.20
  4. Step 4: Simplify right side
    2,970,233.81x = 6,889,412,097,567.18
  5. Step 5: Solve for x
    x = 6,889,412,097,567.18/2,970,233.81
  6. Step 6: Final answer
    x = 2,319,484.78

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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.