Home / 2,768,009.38-4,151,656.95-874,942.18

Finding the Fourth Proportional to 2,768,009.38, 4,151,656.95 and 874,942.18

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Solution

The fourth proportional to 2,768,009.38, 4,151,656.95 and 874,942.18 is: 1,312,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,009.38 : 4,151,656.95 = 874,942.18 : x
  2. Step 2: Convert to fraction form
    2,768,009.38/4,151,656.95 = 874,942.18/x
  3. Step 3: Cross multiply
    2,768,009.38x = 4,151,656.95 × 874,942.18
  4. Step 4: Simplify right side
    2,768,009.38x = 3,632,459,782,445.15
  5. Step 5: Solve for x
    x = 3,632,459,782,445.15/2,768,009.38
  6. Step 6: Final answer
    x = 1,312,300.39

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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.