Home / 1,782,248.23-2,459,632.67-1,018,285.39

Finding the Fourth Proportional to 1,782,248.23, 2,459,632.67 and 1,018,285.39

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Solution

The fourth proportional to 1,782,248.23, 2,459,632.67 and 1,018,285.39 is: 1,405,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,248.23 : 2,459,632.67 = 1,018,285.39 : x
  2. Step 2: Convert to fraction form
    1,782,248.23/2,459,632.67 = 1,018,285.39/x
  3. Step 3: Cross multiply
    1,782,248.23x = 2,459,632.67 × 1,018,285.39
  4. Step 4: Simplify right side
    1,782,248.23x = 2,504,608,012,627.69
  5. Step 5: Solve for x
    x = 2,504,608,012,627.69/1,782,248.23
  6. Step 6: Final answer
    x = 1,405,308.18

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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.