Home / 4,152,027.40-6,228,041.10-1,313,009.80

Finding the Fourth Proportional to 4,152,027.40, 6,228,041.10 and 1,313,009.80

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Solution

The fourth proportional to 4,152,027.40, 6,228,041.10 and 1,313,009.80 is: 1,969,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,027.40 : 6,228,041.10 = 1,313,009.80 : x
  2. Step 2: Convert to fraction form
    4,152,027.40/6,228,041.10 = 1,313,009.80/x
  3. Step 3: Cross multiply
    4,152,027.40x = 6,228,041.10 × 1,313,009.80
  4. Step 4: Simplify right side
    4,152,027.40x = 8,177,478,999,102.78
  5. Step 5: Solve for x
    x = 8,177,478,999,102.78/4,152,027.40
  6. Step 6: Final answer
    x = 1,969,514.70

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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.