Home / 1,617,047.20-2,425,862.40-670,513.60

Finding the Fourth Proportional to 1,617,047.20, 2,425,862.40 and 670,513.60

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Solution

The fourth proportional to 1,617,047.20, 2,425,862.40 and 670,513.60 is: 1,005,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,047.20 : 2,425,862.40 = 670,513.60 : x
  2. Step 2: Convert to fraction form
    1,617,047.20/2,425,862.40 = 670,513.60/x
  3. Step 3: Cross multiply
    1,617,047.20x = 2,425,862.40 × 670,513.60
  4. Step 4: Simplify right side
    1,617,047.20x = 1,626,573,730,928.64
  5. Step 5: Solve for x
    x = 1,626,573,730,928.64/1,617,047.20
  6. Step 6: Final answer
    x = 1,005,891.31

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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.