Home / 2,930,598.72-4,044,266.64-1,911,418.56

Finding the Fourth Proportional to 2,930,598.72, 4,044,266.64 and 1,911,418.56

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Solution

The fourth proportional to 2,930,598.72, 4,044,266.64 and 1,911,418.56 is: 2,637,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,598.72 : 4,044,266.64 = 1,911,418.56 : x
  2. Step 2: Convert to fraction form
    2,930,598.72/4,044,266.64 = 1,911,418.56/x
  3. Step 3: Cross multiply
    2,930,598.72x = 4,044,266.64 × 1,911,418.56
  4. Step 4: Simplify right side
    2,930,598.72x = 7,730,286,317,284.84
  5. Step 5: Solve for x
    x = 7,730,286,317,284.84/2,930,598.72
  6. Step 6: Final answer
    x = 2,637,783.97

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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.