Home / 3,748,678.20-5,621,852.70-1,352,211.48

Finding the Fourth Proportional to 3,748,678.20, 5,621,852.70 and 1,352,211.48

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Solution

The fourth proportional to 3,748,678.20, 5,621,852.70 and 1,352,211.48 is: 2,027,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,678.20 : 5,621,852.70 = 1,352,211.48 : x
  2. Step 2: Convert to fraction form
    3,748,678.20/5,621,852.70 = 1,352,211.48/x
  3. Step 3: Cross multiply
    3,748,678.20x = 5,621,852.70 × 1,352,211.48
  4. Step 4: Simplify right side
    3,748,678.20x = 7,601,933,759,809.00
  5. Step 5: Solve for x
    x = 7,601,933,759,809.00/3,748,678.20
  6. Step 6: Final answer
    x = 2,027,897.13

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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.