Home / 1,968,849-2,717,013.54-1,063,431

Finding the Fourth Proportional to 1,968,849, 2,717,013.54 and 1,063,431

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Solution

The fourth proportional to 1,968,849, 2,717,013.54 and 1,063,431 is: 1,467,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,849 : 2,717,013.54 = 1,063,431 : x
  2. Step 2: Convert to fraction form
    1,968,849/2,717,013.54 = 1,063,431/x
  3. Step 3: Cross multiply
    1,968,849x = 2,717,013.54 × 1,063,431
  4. Step 4: Simplify right side
    1,968,849x = 2,889,356,425,855.74
  5. Step 5: Solve for x
    x = 2,889,356,425,855.74/1,968,849
  6. Step 6: Final answer
    x = 1,467,535.82

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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.