Home / 1,456,751.36-2,010,318.14-812,158.63

Finding the Fourth Proportional to 1,456,751.36, 2,010,318.14 and 812,158.63

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Solution

The fourth proportional to 1,456,751.36, 2,010,318.14 and 812,158.63 is: 1,120,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,751.36 : 2,010,318.14 = 812,158.63 : x
  2. Step 2: Convert to fraction form
    1,456,751.36/2,010,318.14 = 812,158.63/x
  3. Step 3: Cross multiply
    1,456,751.36x = 2,010,318.14 × 812,158.63
  4. Step 4: Simplify right side
    1,456,751.36x = 1,632,697,217,359.96
  5. Step 5: Solve for x
    x = 1,632,697,217,359.96/1,456,751.36
  6. Step 6: Final answer
    x = 1,120,779.61

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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.