Home / 2,403,015.40-3,603,648.30-805,630.60

Finding the Fourth Proportional to 2,403,015.40, 3,603,648.30 and 805,630.60

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Solution

The fourth proportional to 2,403,015.40, 3,603,648.30 and 805,630.60 is: 1,208,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,015.40 : 3,603,648.30 = 805,630.60 : x
  2. Step 2: Convert to fraction form
    2,403,015.40/3,603,648.30 = 805,630.60/x
  3. Step 3: Cross multiply
    2,403,015.40x = 3,603,648.30 × 805,630.60
  4. Step 4: Simplify right side
    2,403,015.40x = 2,903,209,342,117.98
  5. Step 5: Solve for x
    x = 2,903,209,342,117.98/2,403,015.40
  6. Step 6: Final answer
    x = 1,208,152.62

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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.