Home / 2,128,534.18-2,936,063.62-1,516,882.93

Finding the Fourth Proportional to 2,128,534.18, 2,936,063.62 and 1,516,882.93

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Solution

The fourth proportional to 2,128,534.18, 2,936,063.62 and 1,516,882.93 is: 2,092,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,534.18 : 2,936,063.62 = 1,516,882.93 : x
  2. Step 2: Convert to fraction form
    2,128,534.18/2,936,063.62 = 1,516,882.93/x
  3. Step 3: Cross multiply
    2,128,534.18x = 2,936,063.62 × 1,516,882.93
  4. Step 4: Simplify right side
    2,128,534.18x = 4,453,664,786,572.01
  5. Step 5: Solve for x
    x = 4,453,664,786,572.01/2,128,534.18
  6. Step 6: Final answer
    x = 2,092,362.35

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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.