Home / 3,649,970.05-5,036,991.45-2,018,487.89

Finding the Fourth Proportional to 3,649,970.05, 5,036,991.45 and 2,018,487.89

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Solution

The fourth proportional to 3,649,970.05, 5,036,991.45 and 2,018,487.89 is: 2,785,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,970.05 : 5,036,991.45 = 2,018,487.89 : x
  2. Step 2: Convert to fraction form
    3,649,970.05/5,036,991.45 = 2,018,487.89/x
  3. Step 3: Cross multiply
    3,649,970.05x = 5,036,991.45 × 2,018,487.89
  4. Step 4: Simplify right side
    3,649,970.05x = 10,167,106,248,881.69
  5. Step 5: Solve for x
    x = 10,167,106,248,881.69/3,649,970.05
  6. Step 6: Final answer
    x = 2,785,531.42

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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.