Home / 1,158,921.16-1,738,881.24-626,816.77

Finding the Fourth Proportional to 1,158,921.16, 1,738,881.24 and 626,816.77

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Solution

The fourth proportional to 1,158,921.16, 1,738,881.24 and 626,816.77 is: 940,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,921.16 : 1,738,881.24 = 626,816.77 : x
  2. Step 2: Convert to fraction form
    1,158,921.16/1,738,881.24 = 626,816.77/x
  3. Step 3: Cross multiply
    1,158,921.16x = 1,738,881.24 × 626,816.77
  4. Step 4: Simplify right side
    1,158,921.16x = 1,089,959,915,572.63
  5. Step 5: Solve for x
    x = 1,089,959,915,572.63/1,158,921.16
  6. Step 6: Final answer
    x = 940,495.31

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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.