Home / 1,152,256.21-1,589,876.19-662,131.06

Finding the Fourth Proportional to 1,152,256.21, 1,589,876.19 and 662,131.06

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Solution

The fourth proportional to 1,152,256.21, 1,589,876.19 and 662,131.06 is: 913,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,256.21 : 1,589,876.19 = 662,131.06 : x
  2. Step 2: Convert to fraction form
    1,152,256.21/1,589,876.19 = 662,131.06/x
  3. Step 3: Cross multiply
    1,152,256.21x = 1,589,876.19 × 662,131.06
  4. Step 4: Simplify right side
    1,152,256.21x = 1,052,706,406,953.46
  5. Step 5: Solve for x
    x = 1,052,706,406,953.46/1,152,256.21
  6. Step 6: Final answer
    x = 913,604.46

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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.