Home / 1,185,566.86-1,778,351.56-554,923.54

Finding the Fourth Proportional to 1,185,566.86, 1,778,351.56 and 554,923.54

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Solution

The fourth proportional to 1,185,566.86, 1,778,351.56 and 554,923.54 is: 832,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,566.86 : 1,778,351.56 = 554,923.54 : x
  2. Step 2: Convert to fraction form
    1,185,566.86/1,778,351.56 = 554,923.54/x
  3. Step 3: Cross multiply
    1,185,566.86x = 1,778,351.56 × 554,923.54
  4. Step 4: Simplify right side
    1,185,566.86x = 986,849,143,039.72
  5. Step 5: Solve for x
    x = 986,849,143,039.72/1,185,566.86
  6. Step 6: Final answer
    x = 832,385.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.