Home / 1,191,719.64-1,644,566.22-675,570.90

Finding the Fourth Proportional to 1,191,719.64, 1,644,566.22 and 675,570.90

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Solution

The fourth proportional to 1,191,719.64, 1,644,566.22 and 675,570.90 is: 932,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,719.64 : 1,644,566.22 = 675,570.90 : x
  2. Step 2: Convert to fraction form
    1,191,719.64/1,644,566.22 = 675,570.90/x
  3. Step 3: Cross multiply
    1,191,719.64x = 1,644,566.22 × 675,570.90
  4. Step 4: Simplify right side
    1,191,719.64x = 1,111,021,081,355.00
  5. Step 5: Solve for x
    x = 1,111,021,081,355.00/1,191,719.64
  6. Step 6: Final answer
    x = 932,283.94

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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.