Home / 3,626,046.40-5,432,848.80-1,728,702.40

Finding the Fourth Proportional to 3,626,046.40, 5,432,848.80 and 1,728,702.40

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Solution

The fourth proportional to 3,626,046.40, 5,432,848.80 and 1,728,702.40 is: 2,590,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626,046.40 : 5,432,848.80 = 1,728,702.40 : x
  2. Step 2: Convert to fraction form
    3,626,046.40/5,432,848.80 = 1,728,702.40/x
  3. Step 3: Cross multiply
    3,626,046.40x = 5,432,848.80 × 1,728,702.40
  4. Step 4: Simplify right side
    3,626,046.40x = 9,391,778,759,397.12
  5. Step 5: Solve for x
    x = 9,391,778,759,397.12/3,626,046.40
  6. Step 6: Final answer
    x = 2,590,087.86

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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.