Home / 5,254,485.30-7,884,840.87-2,221,685.46

Finding the Fourth Proportional to 5,254,485.30, 7,884,840.87 and 2,221,685.46

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Solution

The fourth proportional to 5,254,485.30, 7,884,840.87 and 2,221,685.46 is: 3,333,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,485.30 : 7,884,840.87 = 2,221,685.46 : x
  2. Step 2: Convert to fraction form
    5,254,485.30/7,884,840.87 = 2,221,685.46/x
  3. Step 3: Cross multiply
    5,254,485.30x = 7,884,840.87 × 2,221,685.46
  4. Step 4: Simplify right side
    5,254,485.30x = 17,517,636,315,292.75
  5. Step 5: Solve for x
    x = 17,517,636,315,292.75/5,254,485.30
  6. Step 6: Final answer
    x = 3,333,844.39

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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.