Home / 2,440,128.40-3,660,192.60-1,244,386.15

Finding the Fourth Proportional to 2,440,128.40, 3,660,192.60 and 1,244,386.15

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Solution

The fourth proportional to 2,440,128.40, 3,660,192.60 and 1,244,386.15 is: 1,866,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440,128.40 : 3,660,192.60 = 1,244,386.15 : x
  2. Step 2: Convert to fraction form
    2,440,128.40/3,660,192.60 = 1,244,386.15/x
  3. Step 3: Cross multiply
    2,440,128.40x = 3,660,192.60 × 1,244,386.15
  4. Step 4: Simplify right side
    2,440,128.40x = 4,554,692,977,772.49
  5. Step 5: Solve for x
    x = 4,554,692,977,772.49/2,440,128.40
  6. Step 6: Final answer
    x = 1,866,579.23

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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.