Home / 1,433,192.03-1,977,745.70-779,820.74

Finding the Fourth Proportional to 1,433,192.03, 1,977,745.70 and 779,820.74

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Solution

The fourth proportional to 1,433,192.03, 1,977,745.70 and 779,820.74 is: 1,076,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,192.03 : 1,977,745.70 = 779,820.74 : x
  2. Step 2: Convert to fraction form
    1,433,192.03/1,977,745.70 = 779,820.74/x
  3. Step 3: Cross multiply
    1,433,192.03x = 1,977,745.70 × 779,820.74
  4. Step 4: Simplify right side
    1,433,192.03x = 1,542,287,118,587.55
  5. Step 5: Solve for x
    x = 1,542,287,118,587.55/1,433,192.03
  6. Step 6: Final answer
    x = 1,076,120.36

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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.