Home / 2,887,818.21-3,983,938.16-1,741,261.59

Finding the Fourth Proportional to 2,887,818.21, 3,983,938.16 and 1,741,261.59

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Solution

The fourth proportional to 2,887,818.21, 3,983,938.16 and 1,741,261.59 is: 2,402,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,818.21 : 3,983,938.16 = 1,741,261.59 : x
  2. Step 2: Convert to fraction form
    2,887,818.21/3,983,938.16 = 1,741,261.59/x
  3. Step 3: Cross multiply
    2,887,818.21x = 3,983,938.16 × 1,741,261.59
  4. Step 4: Simplify right side
    2,887,818.21x = 6,937,078,494,943.28
  5. Step 5: Solve for x
    x = 6,937,078,494,943.28/2,887,818.21
  6. Step 6: Final answer
    x = 2,402,186.70

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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.