Home / 2,421,702.41-3,341,966.40-1,389,255.26

Finding the Fourth Proportional to 2,421,702.41, 3,341,966.40 and 1,389,255.26

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Solution

The fourth proportional to 2,421,702.41, 3,341,966.40 and 1,389,255.26 is: 1,917,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,702.41 : 3,341,966.40 = 1,389,255.26 : x
  2. Step 2: Convert to fraction form
    2,421,702.41/3,341,966.40 = 1,389,255.26/x
  3. Step 3: Cross multiply
    2,421,702.41x = 3,341,966.40 × 1,389,255.26
  4. Step 4: Simplify right side
    2,421,702.41x = 4,642,844,383,233.43
  5. Step 5: Solve for x
    x = 4,642,844,383,233.43/2,421,702.41
  6. Step 6: Final answer
    x = 1,917,182.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.