Home / 3,620,499.51-4,996,292.60-1,989,012.56

Finding the Fourth Proportional to 3,620,499.51, 4,996,292.60 and 1,989,012.56

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Solution

The fourth proportional to 3,620,499.51, 4,996,292.60 and 1,989,012.56 is: 2,744,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,499.51 : 4,996,292.60 = 1,989,012.56 : x
  2. Step 2: Convert to fraction form
    3,620,499.51/4,996,292.60 = 1,989,012.56/x
  3. Step 3: Cross multiply
    3,620,499.51x = 4,996,292.60 × 1,989,012.56
  4. Step 4: Simplify right side
    3,620,499.51x = 9,937,688,712,399.26
  5. Step 5: Solve for x
    x = 9,937,688,712,399.26/3,620,499.51
  6. Step 6: Final answer
    x = 2,744,839.13

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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.