Home / 1,168,211.24-1,612,152.51-685,124.81

Finding the Fourth Proportional to 1,168,211.24, 1,612,152.51 and 685,124.81

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Solution

The fourth proportional to 1,168,211.24, 1,612,152.51 and 685,124.81 is: 945,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,211.24 : 1,612,152.51 = 685,124.81 : x
  2. Step 2: Convert to fraction form
    1,168,211.24/1,612,152.51 = 685,124.81/x
  3. Step 3: Cross multiply
    1,168,211.24x = 1,612,152.51 × 685,124.81
  4. Step 4: Simplify right side
    1,168,211.24x = 1,104,525,684,422.34
  5. Step 5: Solve for x
    x = 1,104,525,684,422.34/1,168,211.24
  6. Step 6: Final answer
    x = 945,484.55

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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.