Home / 1,840,470.41-2,539,191.78-1,065,678.36

Finding the Fourth Proportional to 1,840,470.41, 2,539,191.78 and 1,065,678.36

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Solution

The fourth proportional to 1,840,470.41, 2,539,191.78 and 1,065,678.36 is: 1,470,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,470.41 : 2,539,191.78 = 1,065,678.36 : x
  2. Step 2: Convert to fraction form
    1,840,470.41/2,539,191.78 = 1,065,678.36/x
  3. Step 3: Cross multiply
    1,840,470.41x = 2,539,191.78 × 1,065,678.36
  4. Step 4: Simplify right side
    1,840,470.41x = 2,705,961,731,835.88
  5. Step 5: Solve for x
    x = 2,705,961,731,835.88/1,840,470.41
  6. Step 6: Final answer
    x = 1,470,255.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.