Home / 1,550,035.37-2,140,092.64-1,386,183.51

Finding the Fourth Proportional to 1,550,035.37, 2,140,092.64 and 1,386,183.51

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Solution

The fourth proportional to 1,550,035.37, 2,140,092.64 and 1,386,183.51 is: 1,913,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,035.37 : 2,140,092.64 = 1,386,183.51 : x
  2. Step 2: Convert to fraction form
    1,550,035.37/2,140,092.64 = 1,386,183.51/x
  3. Step 3: Cross multiply
    1,550,035.37x = 2,140,092.64 × 1,386,183.51
  4. Step 4: Simplify right side
    1,550,035.37x = 2,966,561,127,440.37
  5. Step 5: Solve for x
    x = 2,966,561,127,440.37/1,550,035.37
  6. Step 6: Final answer
    x = 1,913,866.73

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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.