Home / 1,426,455.90-1,968,710.94-882,766.74

Finding the Fourth Proportional to 1,426,455.90, 1,968,710.94 and 882,766.74

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Solution

The fourth proportional to 1,426,455.90, 1,968,710.94 and 882,766.74 is: 1,218,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,455.90 : 1,968,710.94 = 882,766.74 : x
  2. Step 2: Convert to fraction form
    1,426,455.90/1,968,710.94 = 882,766.74/x
  3. Step 3: Cross multiply
    1,426,455.90x = 1,968,710.94 × 882,766.74
  4. Step 4: Simplify right side
    1,426,455.90x = 1,737,912,538,506.14
  5. Step 5: Solve for x
    x = 1,737,912,538,506.14/1,426,455.90
  6. Step 6: Final answer
    x = 1,218,342.98

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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.