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Finding the Fourth Proportional to 1,339,127.02, 1,848,289.54 and 880,283.98

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Solution

The fourth proportional to 1,339,127.02, 1,848,289.54 and 880,283.98 is: 1,214,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,127.02 : 1,848,289.54 = 880,283.98 : x
  2. Step 2: Convert to fraction form
    1,339,127.02/1,848,289.54 = 880,283.98/x
  3. Step 3: Cross multiply
    1,339,127.02x = 1,848,289.54 × 880,283.98
  4. Step 4: Simplify right side
    1,339,127.02x = 1,627,019,672,463.57
  5. Step 5: Solve for x
    x = 1,627,019,672,463.57/1,339,127.02
  6. Step 6: Final answer
    x = 1,214,985.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.