Home / 1,456,673.63-2,010,186.52-812,133.14

Finding the Fourth Proportional to 1,456,673.63, 2,010,186.52 and 812,133.14

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Solution

The fourth proportional to 1,456,673.63, 2,010,186.52 and 812,133.14 is: 1,120,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,673.63 : 2,010,186.52 = 812,133.14 : x
  2. Step 2: Convert to fraction form
    1,456,673.63/2,010,186.52 = 812,133.14/x
  3. Step 3: Cross multiply
    1,456,673.63x = 2,010,186.52 × 812,133.14
  4. Step 4: Simplify right side
    1,456,673.63x = 1,632,539,078,392.01
  5. Step 5: Solve for x
    x = 1,632,539,078,392.01/1,456,673.63
  6. Step 6: Final answer
    x = 1,120,730.86

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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.