Home / 1,028,733.16-1,541,629.30-578,509

Finding the Fourth Proportional to 1,028,733.16, 1,541,629.30 and 578,509

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Solution

The fourth proportional to 1,028,733.16, 1,541,629.30 and 578,509 is: 866,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,733.16 : 1,541,629.30 = 578,509 : x
  2. Step 2: Convert to fraction form
    1,028,733.16/1,541,629.30 = 578,509/x
  3. Step 3: Cross multiply
    1,028,733.16x = 1,541,629.30 × 578,509
  4. Step 4: Simplify right side
    1,028,733.16x = 891,846,424,713.70
  5. Step 5: Solve for x
    x = 891,846,424,713.70/1,028,733.16
  6. Step 6: Final answer
    x = 866,936.60

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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.