Home / 1,023,005.84-1,535,455.20-517,921.70

Finding the Fourth Proportional to 1,023,005.84, 1,535,455.20 and 517,921.70

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Solution

The fourth proportional to 1,023,005.84, 1,535,455.20 and 517,921.70 is: 777,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,005.84 : 1,535,455.20 = 517,921.70 : x
  2. Step 2: Convert to fraction form
    1,023,005.84/1,535,455.20 = 517,921.70/x
  3. Step 3: Cross multiply
    1,023,005.84x = 1,535,455.20 × 517,921.70
  4. Step 4: Simplify right side
    1,023,005.84x = 795,245,567,457.84
  5. Step 5: Solve for x
    x = 795,245,567,457.84/1,023,005.84
  6. Step 6: Final answer
    x = 777,361.71

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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.