Home / 1,191,544.76-1,644,707.94-761,826.60

Finding the Fourth Proportional to 1,191,544.76, 1,644,707.94 and 761,826.60

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Solution

The fourth proportional to 1,191,544.76, 1,644,707.94 and 761,826.60 is: 1,051,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,544.76 : 1,644,707.94 = 761,826.60 : x
  2. Step 2: Convert to fraction form
    1,191,544.76/1,644,707.94 = 761,826.60/x
  3. Step 3: Cross multiply
    1,191,544.76x = 1,644,707.94 × 761,826.60
  4. Step 4: Simplify right side
    1,191,544.76x = 1,252,982,255,066.35
  5. Step 5: Solve for x
    x = 1,252,982,255,066.35/1,191,544.76
  6. Step 6: Final answer
    x = 1,051,561.21

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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.