Home / 1,438,135.73-1,984,624.94-793,555.41

Finding the Fourth Proportional to 1,438,135.73, 1,984,624.94 and 793,555.41

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Solution

The fourth proportional to 1,438,135.73, 1,984,624.94 and 793,555.41 is: 1,095,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,135.73 : 1,984,624.94 = 793,555.41 : x
  2. Step 2: Convert to fraction form
    1,438,135.73/1,984,624.94 = 793,555.41/x
  3. Step 3: Cross multiply
    1,438,135.73x = 1,984,624.94 × 793,555.41
  4. Step 4: Simplify right side
    1,438,135.73x = 1,574,909,859,941.81
  5. Step 5: Solve for x
    x = 1,574,909,859,941.81/1,438,135.73
  6. Step 6: Final answer
    x = 1,095,105.16

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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.