Home / 1,484,225.28-2,048,234.82-805,161.78

Finding the Fourth Proportional to 1,484,225.28, 2,048,234.82 and 805,161.78

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Solution

The fourth proportional to 1,484,225.28, 2,048,234.82 and 805,161.78 is: 1,111,125.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,225.28 : 2,048,234.82 = 805,161.78 : x
  2. Step 2: Convert to fraction form
    1,484,225.28/2,048,234.82 = 805,161.78/x
  3. Step 3: Cross multiply
    1,484,225.28x = 2,048,234.82 × 805,161.78
  4. Step 4: Simplify right side
    1,484,225.28x = 1,649,160,393,529.18
  5. Step 5: Solve for x
    x = 1,649,160,393,529.18/1,484,225.28
  6. Step 6: Final answer
    x = 1,111,125.39

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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.