Home / 1,365,625.86-1,884,282.34-784,736.79

Finding the Fourth Proportional to 1,365,625.86, 1,884,282.34 and 784,736.79

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Solution

The fourth proportional to 1,365,625.86, 1,884,282.34 and 784,736.79 is: 1,082,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,625.86 : 1,884,282.34 = 784,736.79 : x
  2. Step 2: Convert to fraction form
    1,365,625.86/1,884,282.34 = 784,736.79/x
  3. Step 3: Cross multiply
    1,365,625.86x = 1,884,282.34 × 784,736.79
  4. Step 4: Simplify right side
    1,365,625.86x = 1,478,665,674,945.29
  5. Step 5: Solve for x
    x = 1,478,665,674,945.29/1,365,625.86
  6. Step 6: Final answer
    x = 1,082,775.10

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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.