Home / 2,107,605.20-2,908,494.96-1,140,735.32

Finding the Fourth Proportional to 2,107,605.20, 2,908,494.96 and 1,140,735.32

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Solution

The fourth proportional to 2,107,605.20, 2,908,494.96 and 1,140,735.32 is: 1,574,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,605.20 : 2,908,494.96 = 1,140,735.32 : x
  2. Step 2: Convert to fraction form
    2,107,605.20/2,908,494.96 = 1,140,735.32/x
  3. Step 3: Cross multiply
    2,107,605.20x = 2,908,494.96 × 1,140,735.32
  4. Step 4: Simplify right side
    2,107,605.20x = 3,317,822,928,913.99
  5. Step 5: Solve for x
    x = 3,317,822,928,913.99/2,107,605.20
  6. Step 6: Final answer
    x = 1,574,214.62

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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.