Home / 4,699,457.93-7,047,819.36-1,820,182.56

Finding the Fourth Proportional to 4,699,457.93, 7,047,819.36 and 1,820,182.56

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Solution

The fourth proportional to 4,699,457.93, 7,047,819.36 and 1,820,182.56 is: 2,729,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699,457.93 : 7,047,819.36 = 1,820,182.56 : x
  2. Step 2: Convert to fraction form
    4,699,457.93/7,047,819.36 = 1,820,182.56/x
  3. Step 3: Cross multiply
    4,699,457.93x = 7,047,819.36 × 1,820,182.56
  4. Step 4: Simplify right side
    4,699,457.93x = 12,828,317,891,928.04
  5. Step 5: Solve for x
    x = 12,828,317,891,928.04/4,699,457.93
  6. Step 6: Final answer
    x = 2,729,744.17

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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.