Home / 2,219,478.12-3,062,875.14-1,200,882.60

Finding the Fourth Proportional to 2,219,478.12, 3,062,875.14 and 1,200,882.60

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Solution

The fourth proportional to 2,219,478.12, 3,062,875.14 and 1,200,882.60 is: 1,657,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,478.12 : 3,062,875.14 = 1,200,882.60 : x
  2. Step 2: Convert to fraction form
    2,219,478.12/3,062,875.14 = 1,200,882.60/x
  3. Step 3: Cross multiply
    2,219,478.12x = 3,062,875.14 × 1,200,882.60
  4. Step 4: Simplify right side
    2,219,478.12x = 3,678,153,461,598.56
  5. Step 5: Solve for x
    x = 3,678,153,461,598.56/2,219,478.12
  6. Step 6: Final answer
    x = 1,657,215.46

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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.