Home / 1,038,500.73-1,433,890.49-671,195.31

Finding the Fourth Proportional to 1,038,500.73, 1,433,890.49 and 671,195.31

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Solution

The fourth proportional to 1,038,500.73, 1,433,890.49 and 671,195.31 is: 926,740.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,500.73 : 1,433,890.49 = 671,195.31 : x
  2. Step 2: Convert to fraction form
    1,038,500.73/1,433,890.49 = 671,195.31/x
  3. Step 3: Cross multiply
    1,038,500.73x = 1,433,890.49 × 671,195.31
  4. Step 4: Simplify right side
    1,038,500.73x = 962,420,571,941.60
  5. Step 5: Solve for x
    x = 962,420,571,941.60/1,038,500.73
  6. Step 6: Final answer
    x = 926,740.39

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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.