Home / 2,916,009.60-4,374,014.40-1,852,252.80

Finding the Fourth Proportional to 2,916,009.60, 4,374,014.40 and 1,852,252.80

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Solution

The fourth proportional to 2,916,009.60, 4,374,014.40 and 1,852,252.80 is: 2,778,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,009.60 : 4,374,014.40 = 1,852,252.80 : x
  2. Step 2: Convert to fraction form
    2,916,009.60/4,374,014.40 = 1,852,252.80/x
  3. Step 3: Cross multiply
    2,916,009.60x = 4,374,014.40 × 1,852,252.80
  4. Step 4: Simplify right side
    2,916,009.60x = 8,101,780,419,640.32
  5. Step 5: Solve for x
    x = 8,101,780,419,640.32/2,916,009.60
  6. Step 6: Final answer
    x = 2,778,379.20

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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.