Home / 1,282,088.54-1,769,370.43-738,367.53

Finding the Fourth Proportional to 1,282,088.54, 1,769,370.43 and 738,367.53

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Solution

The fourth proportional to 1,282,088.54, 1,769,370.43 and 738,367.53 is: 1,018,998.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,088.54 : 1,769,370.43 = 738,367.53 : x
  2. Step 2: Convert to fraction form
    1,282,088.54/1,769,370.43 = 738,367.53/x
  3. Step 3: Cross multiply
    1,282,088.54x = 1,769,370.43 × 738,367.53
  4. Step 4: Simplify right side
    1,282,088.54x = 1,306,445,672,208.22
  5. Step 5: Solve for x
    x = 1,306,445,672,208.22/1,282,088.54
  6. Step 6: Final answer
    x = 1,018,998.01

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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.