Home / 1,215,491.04-1,677,371.22-671,664.42

Finding the Fourth Proportional to 1,215,491.04, 1,677,371.22 and 671,664.42

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Solution

The fourth proportional to 1,215,491.04, 1,677,371.22 and 671,664.42 is: 926,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,491.04 : 1,677,371.22 = 671,664.42 : x
  2. Step 2: Convert to fraction form
    1,215,491.04/1,677,371.22 = 671,664.42/x
  3. Step 3: Cross multiply
    1,215,491.04x = 1,677,371.22 × 671,664.42
  4. Step 4: Simplify right side
    1,215,491.04x = 1,126,630,567,605.99
  5. Step 5: Solve for x
    x = 1,126,630,567,605.99/1,215,491.04
  6. Step 6: Final answer
    x = 926,893.35

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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.