Home / 2,615,702.40-3,920,637.60-1,017,734.40

Finding the Fourth Proportional to 2,615,702.40, 3,920,637.60 and 1,017,734.40

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Solution

The fourth proportional to 2,615,702.40, 3,920,637.60 and 1,017,734.40 is: 1,525,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,702.40 : 3,920,637.60 = 1,017,734.40 : x
  2. Step 2: Convert to fraction form
    2,615,702.40/3,920,637.60 = 1,017,734.40/x
  3. Step 3: Cross multiply
    2,615,702.40x = 3,920,637.60 × 1,017,734.40
  4. Step 4: Simplify right side
    2,615,702.40x = 3,990,167,755,453.44
  5. Step 5: Solve for x
    x = 3,990,167,755,453.44/2,615,702.40
  6. Step 6: Final answer
    x = 1,525,467.02

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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.