Home / 2,480,020.40-3,710,699.40-1,640,212.40

Finding the Fourth Proportional to 2,480,020.40, 3,710,699.40 and 1,640,212.40

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Solution

The fourth proportional to 2,480,020.40, 3,710,699.40 and 1,640,212.40 is: 2,454,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,020.40 : 3,710,699.40 = 1,640,212.40 : x
  2. Step 2: Convert to fraction form
    2,480,020.40/3,710,699.40 = 1,640,212.40/x
  3. Step 3: Cross multiply
    2,480,020.40x = 3,710,699.40 × 1,640,212.40
  4. Step 4: Simplify right side
    2,480,020.40x = 6,086,335,168,552.56
  5. Step 5: Solve for x
    x = 6,086,335,168,552.56/2,480,020.40
  6. Step 6: Final answer
    x = 2,454,147.22

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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.