Home / 1,018,293.40-1,528,775.02-682,835.11

Finding the Fourth Proportional to 1,018,293.40, 1,528,775.02 and 682,835.11

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Solution

The fourth proportional to 1,018,293.40, 1,528,775.02 and 682,835.11 is: 1,025,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,293.40 : 1,528,775.02 = 682,835.11 : x
  2. Step 2: Convert to fraction form
    1,018,293.40/1,528,775.02 = 682,835.11/x
  3. Step 3: Cross multiply
    1,018,293.40x = 1,528,775.02 × 682,835.11
  4. Step 4: Simplify right side
    1,018,293.40x = 1,043,901,252,471.95
  5. Step 5: Solve for x
    x = 1,043,901,252,471.95/1,018,293.40
  6. Step 6: Final answer
    x = 1,025,147.82

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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.