Home / 2,111,274.90-2,913,481.30-1,144,384.43

Finding the Fourth Proportional to 2,111,274.90, 2,913,481.30 and 1,144,384.43

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Solution

The fourth proportional to 2,111,274.90, 2,913,481.30 and 1,144,384.43 is: 1,579,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,274.90 : 2,913,481.30 = 1,144,384.43 : x
  2. Step 2: Convert to fraction form
    2,111,274.90/2,913,481.30 = 1,144,384.43/x
  3. Step 3: Cross multiply
    2,111,274.90x = 2,913,481.30 × 1,144,384.43
  4. Step 4: Simplify right side
    2,111,274.90x = 3,334,142,636,816.16
  5. Step 5: Solve for x
    x = 3,334,142,636,816.16/2,111,274.90
  6. Step 6: Final answer
    x = 1,579,208.20

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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.