Home / 2,913,840.15-4,368,268.05-1,118,012.45

Finding the Fourth Proportional to 2,913,840.15, 4,368,268.05 and 1,118,012.45

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Solution

The fourth proportional to 2,913,840.15, 4,368,268.05 and 1,118,012.45 is: 1,676,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,840.15 : 4,368,268.05 = 1,118,012.45 : x
  2. Step 2: Convert to fraction form
    2,913,840.15/4,368,268.05 = 1,118,012.45/x
  3. Step 3: Cross multiply
    2,913,840.15x = 4,368,268.05 × 1,118,012.45
  4. Step 4: Simplify right side
    2,913,840.15x = 4,883,778,042,995.88
  5. Step 5: Solve for x
    x = 4,883,778,042,995.88/2,913,840.15
  6. Step 6: Final answer
    x = 1,676,062.44

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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.