Home / 5,250,661.20-7,875,991.80-1,884,430.80

Finding the Fourth Proportional to 5,250,661.20, 7,875,991.80 and 1,884,430.80

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Solution

The fourth proportional to 5,250,661.20, 7,875,991.80 and 1,884,430.80 is: 2,826,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,661.20 : 7,875,991.80 = 1,884,430.80 : x
  2. Step 2: Convert to fraction form
    5,250,661.20/7,875,991.80 = 1,884,430.80/x
  3. Step 3: Cross multiply
    5,250,661.20x = 7,875,991.80 × 1,884,430.80
  4. Step 4: Simplify right side
    5,250,661.20x = 14,841,761,528,467.44
  5. Step 5: Solve for x
    x = 14,841,761,528,467.44/5,250,661.20
  6. Step 6: Final answer
    x = 2,826,646.20

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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.