Home / 1,028,941.40-1,542,893.70-608,346.20

Finding the Fourth Proportional to 1,028,941.40, 1,542,893.70 and 608,346.20

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Solution

The fourth proportional to 1,028,941.40, 1,542,893.70 and 608,346.20 is: 912,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,941.40 : 1,542,893.70 = 608,346.20 : x
  2. Step 2: Convert to fraction form
    1,028,941.40/1,542,893.70 = 608,346.20/x
  3. Step 3: Cross multiply
    1,028,941.40x = 1,542,893.70 × 608,346.20
  4. Step 4: Simplify right side
    1,028,941.40x = 938,613,519,398.94
  5. Step 5: Solve for x
    x = 938,613,519,398.94/1,028,941.40
  6. Step 6: Final answer
    x = 912,212.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.