Home / 1,970,021.34-2,955,032.64-474,113.34

Finding the Fourth Proportional to 1,970,021.34, 2,955,032.64 and 474,113.34

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Solution

The fourth proportional to 1,970,021.34, 2,955,032.64 and 474,113.34 is: 711,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,021.34 : 2,955,032.64 = 474,113.34 : x
  2. Step 2: Convert to fraction form
    1,970,021.34/2,955,032.64 = 474,113.34/x
  3. Step 3: Cross multiply
    1,970,021.34x = 2,955,032.64 × 474,113.34
  4. Step 4: Simplify right side
    1,970,021.34x = 1,401,020,394,759.42
  5. Step 5: Solve for x
    x = 1,401,020,394,759.42/1,970,021.34
  6. Step 6: Final answer
    x = 711,170.16

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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.