Home / 1,570,636.66-2,355,674.52-417,889.85

Finding the Fourth Proportional to 1,570,636.66, 2,355,674.52 and 417,889.85

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Solution

The fourth proportional to 1,570,636.66, 2,355,674.52 and 417,889.85 is: 626,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,636.66 : 2,355,674.52 = 417,889.85 : x
  2. Step 2: Convert to fraction form
    1,570,636.66/2,355,674.52 = 417,889.85/x
  3. Step 3: Cross multiply
    1,570,636.66x = 2,355,674.52 × 417,889.85
  4. Step 4: Simplify right side
    1,570,636.66x = 984,412,471,811.62
  5. Step 5: Solve for x
    x = 984,412,471,811.62/1,570,636.66
  6. Step 6: Final answer
    x = 626,760.15

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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.