Home / 1,770,765.36-2,654,570-648,571.92

Finding the Fourth Proportional to 1,770,765.36, 2,654,570 and 648,571.92

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Solution

The fourth proportional to 1,770,765.36, 2,654,570 and 648,571.92 is: 972,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,765.36 : 2,654,570 = 648,571.92 : x
  2. Step 2: Convert to fraction form
    1,770,765.36/2,654,570 = 648,571.92/x
  3. Step 3: Cross multiply
    1,770,765.36x = 2,654,570 × 648,571.92
  4. Step 4: Simplify right side
    1,770,765.36x = 1,721,679,561,674.40
  5. Step 5: Solve for x
    x = 1,721,679,561,674.40/1,770,765.36
  6. Step 6: Final answer
    x = 972,279.90

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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.