Home / 1,892,975.70-2,840,061.05-1,439,738.01

Finding the Fourth Proportional to 1,892,975.70, 2,840,061.05 and 1,439,738.01

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Solution

The fourth proportional to 1,892,975.70, 2,840,061.05 and 1,439,738.01 is: 2,160,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,975.70 : 2,840,061.05 = 1,439,738.01 : x
  2. Step 2: Convert to fraction form
    1,892,975.70/2,840,061.05 = 1,439,738.01/x
  3. Step 3: Cross multiply
    1,892,975.70x = 2,840,061.05 × 1,439,738.01
  4. Step 4: Simplify right side
    1,892,975.70x = 4,088,943,842,605.84
  5. Step 5: Solve for x
    x = 4,088,943,842,605.84/1,892,975.70
  6. Step 6: Final answer
    x = 2,160,061.45

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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.