Home / 2,128,533.18-2,936,062.24-1,516,881.93

Finding the Fourth Proportional to 2,128,533.18, 2,936,062.24 and 1,516,881.93

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Solution

The fourth proportional to 2,128,533.18, 2,936,062.24 and 1,516,881.93 is: 2,092,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,533.18 : 2,936,062.24 = 1,516,881.93 : x
  2. Step 2: Convert to fraction form
    2,128,533.18/2,936,062.24 = 1,516,881.93/x
  3. Step 3: Cross multiply
    2,128,533.18x = 2,936,062.24 × 1,516,881.93
  4. Step 4: Simplify right side
    2,128,533.18x = 4,453,659,757,211.32
  5. Step 5: Solve for x
    x = 4,453,659,757,211.32/2,128,533.18
  6. Step 6: Final answer
    x = 2,092,360.97

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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.