Home / 1,839,478.41-2,536,308.72-1,258,981.65

Finding the Fourth Proportional to 1,839,478.41, 2,536,308.72 and 1,258,981.65

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Solution

The fourth proportional to 1,839,478.41, 2,536,308.72 and 1,258,981.65 is: 1,735,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,478.41 : 2,536,308.72 = 1,258,981.65 : x
  2. Step 2: Convert to fraction form
    1,839,478.41/2,536,308.72 = 1,258,981.65/x
  3. Step 3: Cross multiply
    1,839,478.41x = 2,536,308.72 × 1,258,981.65
  4. Step 4: Simplify right side
    1,839,478.41x = 3,193,166,137,214.99
  5. Step 5: Solve for x
    x = 3,193,166,137,214.99/1,839,478.41
  6. Step 6: Final answer
    x = 1,735,908.46

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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.