Home / 3,019,859.98-4,168,224.03-1,780,551.34

Finding the Fourth Proportional to 3,019,859.98, 4,168,224.03 and 1,780,551.34

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Solution

The fourth proportional to 3,019,859.98, 4,168,224.03 and 1,780,551.34 is: 2,457,642.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,859.98 : 4,168,224.03 = 1,780,551.34 : x
  2. Step 2: Convert to fraction form
    3,019,859.98/4,168,224.03 = 1,780,551.34/x
  3. Step 3: Cross multiply
    3,019,859.98x = 4,168,224.03 × 1,780,551.34
  4. Step 4: Simplify right side
    3,019,859.98x = 7,421,736,882,036.70
  5. Step 5: Solve for x
    x = 7,421,736,882,036.70/3,019,859.98
  6. Step 6: Final answer
    x = 2,457,642.72

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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.