Home / 5,319,725.74-7,980,709.44-1,725,212.40

Finding the Fourth Proportional to 5,319,725.74, 7,980,709.44 and 1,725,212.40

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Solution

The fourth proportional to 5,319,725.74, 7,980,709.44 and 1,725,212.40 is: 2,588,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,725.74 : 7,980,709.44 = 1,725,212.40 : x
  2. Step 2: Convert to fraction form
    5,319,725.74/7,980,709.44 = 1,725,212.40/x
  3. Step 3: Cross multiply
    5,319,725.74x = 7,980,709.44 × 1,725,212.40
  4. Step 4: Simplify right side
    5,319,725.74x = 13,768,418,919,847.49
  5. Step 5: Solve for x
    x = 13,768,418,919,847.49/5,319,725.74
  6. Step 6: Final answer
    x = 2,588,182.10

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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.