Home / 1,021,923.86-1,410,187.41-613,783.17

Finding the Fourth Proportional to 1,021,923.86, 1,410,187.41 and 613,783.17

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Solution

The fourth proportional to 1,021,923.86, 1,410,187.41 and 613,783.17 is: 846,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,923.86 : 1,410,187.41 = 613,783.17 : x
  2. Step 2: Convert to fraction form
    1,021,923.86/1,410,187.41 = 613,783.17/x
  3. Step 3: Cross multiply
    1,021,923.86x = 1,410,187.41 × 613,783.17
  4. Step 4: Simplify right side
    1,021,923.86x = 865,549,298,803.89
  5. Step 5: Solve for x
    x = 865,549,298,803.89/1,021,923.86
  6. Step 6: Final answer
    x = 846,980.23

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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.