Home / 1,012,100.73-1,518,417.25-363,742.41

Finding the Fourth Proportional to 1,012,100.73, 1,518,417.25 and 363,742.41

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Solution

The fourth proportional to 1,012,100.73, 1,518,417.25 and 363,742.41 is: 545,709.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,100.73 : 1,518,417.25 = 363,742.41 : x
  2. Step 2: Convert to fraction form
    1,012,100.73/1,518,417.25 = 363,742.41/x
  3. Step 3: Cross multiply
    1,012,100.73x = 1,518,417.25 × 363,742.41
  4. Step 4: Simplify right side
    1,012,100.73x = 552,312,749,900.57
  5. Step 5: Solve for x
    x = 552,312,749,900.57/1,012,100.73
  6. Step 6: Final answer
    x = 545,709.27

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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.