Home / 1,456,751.70-2,010,325.77-812,212.02

Finding the Fourth Proportional to 1,456,751.70, 2,010,325.77 and 812,212.02

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Solution

The fourth proportional to 1,456,751.70, 2,010,325.77 and 812,212.02 is: 1,120,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,751.70 : 2,010,325.77 = 812,212.02 : x
  2. Step 2: Convert to fraction form
    1,456,751.70/2,010,325.77 = 812,212.02/x
  3. Step 3: Cross multiply
    1,456,751.70x = 2,010,325.77 × 812,212.02
  4. Step 4: Simplify right side
    1,456,751.70x = 1,632,810,754,509.76
  5. Step 5: Solve for x
    x = 1,632,810,754,509.76/1,456,751.70
  6. Step 6: Final answer
    x = 1,120,857.28

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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.