Home / 1,617,040.40-2,426,435.40-670,506.80

Finding the Fourth Proportional to 1,617,040.40, 2,426,435.40 and 670,506.80

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Solution

The fourth proportional to 1,617,040.40, 2,426,435.40 and 670,506.80 is: 1,006,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,040.40 : 2,426,435.40 = 670,506.80 : x
  2. Step 2: Convert to fraction form
    1,617,040.40/2,426,435.40 = 670,506.80/x
  3. Step 3: Cross multiply
    1,617,040.40x = 2,426,435.40 × 670,506.80
  4. Step 4: Simplify right side
    1,617,040.40x = 1,626,941,435,460.72
  5. Step 5: Solve for x
    x = 1,626,941,435,460.72/1,617,040.40
  6. Step 6: Final answer
    x = 1,006,122.94

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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.