Home / 1,976,457.36-2,964,735.18-556,503.78

Finding the Fourth Proportional to 1,976,457.36, 2,964,735.18 and 556,503.78

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Solution

The fourth proportional to 1,976,457.36, 2,964,735.18 and 556,503.78 is: 834,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,457.36 : 2,964,735.18 = 556,503.78 : x
  2. Step 2: Convert to fraction form
    1,976,457.36/2,964,735.18 = 556,503.78/x
  3. Step 3: Cross multiply
    1,976,457.36x = 2,964,735.18 × 556,503.78
  4. Step 4: Simplify right side
    1,976,457.36x = 1,649,886,334,368.98
  5. Step 5: Solve for x
    x = 1,649,886,334,368.98/1,976,457.36
  6. Step 6: Final answer
    x = 834,769.51

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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.