Home / 5,392,851.84-7,442,089.92-2,978,352

Finding the Fourth Proportional to 5,392,851.84, 7,442,089.92 and 2,978,352

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Solution

The fourth proportional to 5,392,851.84, 7,442,089.92 and 2,978,352 is: 4,110,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,851.84 : 7,442,089.92 = 2,978,352 : x
  2. Step 2: Convert to fraction form
    5,392,851.84/7,442,089.92 = 2,978,352/x
  3. Step 3: Cross multiply
    5,392,851.84x = 7,442,089.92 × 2,978,352
  4. Step 4: Simplify right side
    5,392,851.84x = 22,165,163,397,411.84
  5. Step 5: Solve for x
    x = 22,165,163,397,411.84/5,392,851.84
  6. Step 6: Final answer
    x = 4,110,100.57

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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.