Home / 1,269,280.98-1,903,513.23-669,897.18

Finding the Fourth Proportional to 1,269,280.98, 1,903,513.23 and 669,897.18

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Solution

The fourth proportional to 1,269,280.98, 1,903,513.23 and 669,897.18 is: 1,004,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,280.98 : 1,903,513.23 = 669,897.18 : x
  2. Step 2: Convert to fraction form
    1,269,280.98/1,903,513.23 = 669,897.18/x
  3. Step 3: Cross multiply
    1,269,280.98x = 1,903,513.23 × 669,897.18
  4. Step 4: Simplify right side
    1,269,280.98x = 1,275,158,144,869.69
  5. Step 5: Solve for x
    x = 1,275,158,144,869.69/1,269,280.98
  6. Step 6: Final answer
    x = 1,004,630.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.