Home / 3,558,666.70-5,338,000.05-1,639,574.20

Finding the Fourth Proportional to 3,558,666.70, 5,338,000.05 and 1,639,574.20

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Solution

The fourth proportional to 3,558,666.70, 5,338,000.05 and 1,639,574.20 is: 2,459,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,666.70 : 5,338,000.05 = 1,639,574.20 : x
  2. Step 2: Convert to fraction form
    3,558,666.70/5,338,000.05 = 1,639,574.20/x
  3. Step 3: Cross multiply
    3,558,666.70x = 5,338,000.05 × 1,639,574.20
  4. Step 4: Simplify right side
    3,558,666.70x = 8,752,047,161,578.71
  5. Step 5: Solve for x
    x = 8,752,047,161,578.71/3,558,666.70
  6. Step 6: Final answer
    x = 2,459,361.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.