Home / 3,620,505.13-4,996,300.37-1,989,018.19

Finding the Fourth Proportional to 3,620,505.13, 4,996,300.37 and 1,989,018.19

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Solution

The fourth proportional to 3,620,505.13, 4,996,300.37 and 1,989,018.19 is: 2,744,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,505.13 : 4,996,300.37 = 1,989,018.19 : x
  2. Step 2: Convert to fraction form
    3,620,505.13/4,996,300.37 = 1,989,018.19/x
  3. Step 3: Cross multiply
    3,620,505.13x = 4,996,300.37 × 1,989,018.19
  4. Step 4: Simplify right side
    3,620,505.13x = 9,937,732,283,707.14
  5. Step 5: Solve for x
    x = 9,937,732,283,707.14/3,620,505.13
  6. Step 6: Final answer
    x = 2,744,846.90

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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.