Home / 2,930,012.40-4,389,113.70-1,973,418.60

Finding the Fourth Proportional to 2,930,012.40, 4,389,113.70 and 1,973,418.60

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Solution

The fourth proportional to 2,930,012.40, 4,389,113.70 and 1,973,418.60 is: 2,956,150.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,012.40 : 4,389,113.70 = 1,973,418.60 : x
  2. Step 2: Convert to fraction form
    2,930,012.40/4,389,113.70 = 1,973,418.60/x
  3. Step 3: Cross multiply
    2,930,012.40x = 4,389,113.70 × 1,973,418.60
  4. Step 4: Simplify right side
    2,930,012.40x = 8,661,558,613,094.82
  5. Step 5: Solve for x
    x = 8,661,558,613,094.82/2,930,012.40
  6. Step 6: Final answer
    x = 2,956,150.84

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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.