Home / 3,537,697.68-4,882,195.62-1,989,446.40

Finding the Fourth Proportional to 3,537,697.68, 4,882,195.62 and 1,989,446.40

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Solution

The fourth proportional to 3,537,697.68, 4,882,195.62 and 1,989,446.40 is: 2,745,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537,697.68 : 4,882,195.62 = 1,989,446.40 : x
  2. Step 2: Convert to fraction form
    3,537,697.68/4,882,195.62 = 1,989,446.40/x
  3. Step 3: Cross multiply
    3,537,697.68x = 4,882,195.62 × 1,989,446.40
  4. Step 4: Simplify right side
    3,537,697.68x = 9,712,866,500,304.77
  5. Step 5: Solve for x
    x = 9,712,866,500,304.77/3,537,697.68
  6. Step 6: Final answer
    x = 2,745,533.22

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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.