Home / 1,492,356-2,059,243.56-838,889.64

Finding the Fourth Proportional to 1,492,356, 2,059,243.56 and 838,889.64

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Solution

The fourth proportional to 1,492,356, 2,059,243.56 and 838,889.64 is: 1,157,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,356 : 2,059,243.56 = 838,889.64 : x
  2. Step 2: Convert to fraction form
    1,492,356/2,059,243.56 = 838,889.64/x
  3. Step 3: Cross multiply
    1,492,356x = 2,059,243.56 × 838,889.64
  4. Step 4: Simplify right side
    1,492,356x = 1,727,478,088,720.72
  5. Step 5: Solve for x
    x = 1,727,478,088,720.72/1,492,356
  6. Step 6: Final answer
    x = 1,157,550.94

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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.