Home / 2,116,239.17-2,918,420.75-1,632,037.37

Finding the Fourth Proportional to 2,116,239.17, 2,918,420.75 and 1,632,037.37

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Solution

The fourth proportional to 2,116,239.17, 2,918,420.75 and 1,632,037.37 is: 2,250,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,239.17 : 2,918,420.75 = 1,632,037.37 : x
  2. Step 2: Convert to fraction form
    2,116,239.17/2,918,420.75 = 1,632,037.37/x
  3. Step 3: Cross multiply
    2,116,239.17x = 2,918,420.75 × 1,632,037.37
  4. Step 4: Simplify right side
    2,116,239.17x = 4,762,971,714,871.42
  5. Step 5: Solve for x
    x = 4,762,971,714,871.42/2,116,239.17
  6. Step 6: Final answer
    x = 2,250,677.43

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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.