Home / 2,688,578.30-4,032,406.65-1,004,815.10

Finding the Fourth Proportional to 2,688,578.30, 4,032,406.65 and 1,004,815.10

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Solution

The fourth proportional to 2,688,578.30, 4,032,406.65 and 1,004,815.10 is: 1,507,050.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,578.30 : 4,032,406.65 = 1,004,815.10 : x
  2. Step 2: Convert to fraction form
    2,688,578.30/4,032,406.65 = 1,004,815.10/x
  3. Step 3: Cross multiply
    2,688,578.30x = 4,032,406.65 × 1,004,815.10
  4. Step 4: Simplify right side
    2,688,578.30x = 4,051,823,091,260.42
  5. Step 5: Solve for x
    x = 4,051,823,091,260.42/2,688,578.30
  6. Step 6: Final answer
    x = 1,507,050.43

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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.