Home / 1,617,212.70-2,426,110.65-670,679.10

Finding the Fourth Proportional to 1,617,212.70, 2,426,110.65 and 670,679.10

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Solution

The fourth proportional to 1,617,212.70, 2,426,110.65 and 670,679.10 is: 1,006,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,212.70 : 2,426,110.65 = 670,679.10 : x
  2. Step 2: Convert to fraction form
    1,617,212.70/2,426,110.65 = 670,679.10/x
  3. Step 3: Cross multiply
    1,617,212.70x = 2,426,110.65 × 670,679.10
  4. Step 4: Simplify right side
    1,617,212.70x = 1,627,141,707,242.41
  5. Step 5: Solve for x
    x = 1,627,141,707,242.41/1,617,212.70
  6. Step 6: Final answer
    x = 1,006,139.58

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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.