Home / 1,879,019.48-2,818,504.64-459,087.86

Finding the Fourth Proportional to 1,879,019.48, 2,818,504.64 and 459,087.86

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Solution

The fourth proportional to 1,879,019.48, 2,818,504.64 and 459,087.86 is: 688,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,019.48 : 2,818,504.64 = 459,087.86 : x
  2. Step 2: Convert to fraction form
    1,879,019.48/2,818,504.64 = 459,087.86/x
  3. Step 3: Cross multiply
    1,879,019.48x = 2,818,504.64 × 459,087.86
  4. Step 4: Simplify right side
    1,879,019.48x = 1,293,941,247,189.71
  5. Step 5: Solve for x
    x = 1,293,941,247,189.71/1,879,019.48
  6. Step 6: Final answer
    x = 688,625.78

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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.