Home / 2,098,775.40-3,148,940.70-2,021,015.40

Finding the Fourth Proportional to 2,098,775.40, 3,148,940.70 and 2,021,015.40

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Solution

The fourth proportional to 2,098,775.40, 3,148,940.70 and 2,021,015.40 is: 3,032,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,775.40 : 3,148,940.70 = 2,021,015.40 : x
  2. Step 2: Convert to fraction form
    2,098,775.40/3,148,940.70 = 2,021,015.40/x
  3. Step 3: Cross multiply
    2,098,775.40x = 3,148,940.70 × 2,021,015.40
  4. Step 4: Simplify right side
    2,098,775.40x = 6,364,057,648,386.78
  5. Step 5: Solve for x
    x = 6,364,057,648,386.78/2,098,775.40
  6. Step 6: Final answer
    x = 3,032,271.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.