Home / 1,802,312.76-2,700,483.78-1,267,219.56

Finding the Fourth Proportional to 1,802,312.76, 2,700,483.78 and 1,267,219.56

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Solution

The fourth proportional to 1,802,312.76, 2,700,483.78 and 1,267,219.56 is: 1,898,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,312.76 : 2,700,483.78 = 1,267,219.56 : x
  2. Step 2: Convert to fraction form
    1,802,312.76/2,700,483.78 = 1,267,219.56/x
  3. Step 3: Cross multiply
    1,802,312.76x = 2,700,483.78 × 1,267,219.56
  4. Step 4: Simplify right side
    1,802,312.76x = 3,422,105,867,478.74
  5. Step 5: Solve for x
    x = 3,422,105,867,478.74/1,802,312.76
  6. Step 6: Final answer
    x = 1,898,730.31

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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.