Home / 2,135,359.62-2,943,204.93-1,618,942.50

Finding the Fourth Proportional to 2,135,359.62, 2,943,204.93 and 1,618,942.50

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Solution

The fourth proportional to 2,135,359.62, 2,943,204.93 and 1,618,942.50 is: 2,231,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,359.62 : 2,943,204.93 = 1,618,942.50 : x
  2. Step 2: Convert to fraction form
    2,135,359.62/2,943,204.93 = 1,618,942.50/x
  3. Step 3: Cross multiply
    2,135,359.62x = 2,943,204.93 × 1,618,942.50
  4. Step 4: Simplify right side
    2,135,359.62x = 4,764,879,547,386.53
  5. Step 5: Solve for x
    x = 4,764,879,547,386.53/2,135,359.62
  6. Step 6: Final answer
    x = 2,231,417.84

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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.