Home / 1,113,266.34-1,669,895.19-403,128.27

Finding the Fourth Proportional to 1,113,266.34, 1,669,895.19 and 403,128.27

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Solution

The fourth proportional to 1,113,266.34, 1,669,895.19 and 403,128.27 is: 604,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,266.34 : 1,669,895.19 = 403,128.27 : x
  2. Step 2: Convert to fraction form
    1,113,266.34/1,669,895.19 = 403,128.27/x
  3. Step 3: Cross multiply
    1,113,266.34x = 1,669,895.19 × 403,128.27
  4. Step 4: Simplify right side
    1,113,266.34x = 673,181,959,026.02
  5. Step 5: Solve for x
    x = 673,181,959,026.02/1,113,266.34
  6. Step 6: Final answer
    x = 604,690.84

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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.