Home / 4,975,289.60-7,457,404.80-2,134,918.40

Finding the Fourth Proportional to 4,975,289.60, 7,457,404.80 and 2,134,918.40

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Solution

The fourth proportional to 4,975,289.60, 7,457,404.80 and 2,134,918.40 is: 3,200,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975,289.60 : 7,457,404.80 = 2,134,918.40 : x
  2. Step 2: Convert to fraction form
    4,975,289.60/7,457,404.80 = 2,134,918.40/x
  3. Step 3: Cross multiply
    4,975,289.60x = 7,457,404.80 × 2,134,918.40
  4. Step 4: Simplify right side
    4,975,289.60x = 15,920,950,723,768.32
  5. Step 5: Solve for x
    x = 15,920,950,723,768.32/4,975,289.60
  6. Step 6: Final answer
    x = 3,200,004.82

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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.