Home / 1,200,735.36-1,656,852.48-684,555.84

Finding the Fourth Proportional to 1,200,735.36, 1,656,852.48 and 684,555.84

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Solution

The fourth proportional to 1,200,735.36, 1,656,852.48 and 684,555.84 is: 944,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,735.36 : 1,656,852.48 = 684,555.84 : x
  2. Step 2: Convert to fraction form
    1,200,735.36/1,656,852.48 = 684,555.84/x
  3. Step 3: Cross multiply
    1,200,735.36x = 1,656,852.48 × 684,555.84
  4. Step 4: Simplify right side
    1,200,735.36x = 1,134,208,041,202.48
  5. Step 5: Solve for x
    x = 1,134,208,041,202.48/1,200,735.36
  6. Step 6: Final answer
    x = 944,594.52

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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.