Home / 1,761,189.07-2,430,480.32-986,877.67

Finding the Fourth Proportional to 1,761,189.07, 2,430,480.32 and 986,877.67

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Solution

The fourth proportional to 1,761,189.07, 2,430,480.32 and 986,877.67 is: 1,361,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,189.07 : 2,430,480.32 = 986,877.67 : x
  2. Step 2: Convert to fraction form
    1,761,189.07/2,430,480.32 = 986,877.67/x
  3. Step 3: Cross multiply
    1,761,189.07x = 2,430,480.32 × 986,877.67
  4. Step 4: Simplify right side
    1,761,189.07x = 2,398,586,755,182.45
  5. Step 5: Solve for x
    x = 2,398,586,755,182.45/1,761,189.07
  6. Step 6: Final answer
    x = 1,361,913.26

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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.