Home / 1,459,858.53-2,014,312.56-815,179.53

Finding the Fourth Proportional to 1,459,858.53, 2,014,312.56 and 815,179.53

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Solution

The fourth proportional to 1,459,858.53, 2,014,312.56 and 815,179.53 is: 1,124,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,858.53 : 2,014,312.56 = 815,179.53 : x
  2. Step 2: Convert to fraction form
    1,459,858.53/2,014,312.56 = 815,179.53/x
  3. Step 3: Cross multiply
    1,459,858.53x = 2,014,312.56 × 815,179.53
  4. Step 4: Simplify right side
    1,459,858.53x = 1,642,026,365,933.90
  5. Step 5: Solve for x
    x = 1,642,026,365,933.90/1,459,858.53
  6. Step 6: Final answer
    x = 1,124,784.58

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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.