Home / 3,013,033.24-4,158,647.93-1,980,636.40

Finding the Fourth Proportional to 3,013,033.24, 4,158,647.93 and 1,980,636.40

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Solution

The fourth proportional to 3,013,033.24, 4,158,647.93 and 1,980,636.40 is: 2,733,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,033.24 : 4,158,647.93 = 1,980,636.40 : x
  2. Step 2: Convert to fraction form
    3,013,033.24/4,158,647.93 = 1,980,636.40/x
  3. Step 3: Cross multiply
    3,013,033.24x = 4,158,647.93 × 1,980,636.40
  4. Step 4: Simplify right side
    3,013,033.24x = 8,236,769,455,039.47
  5. Step 5: Solve for x
    x = 8,236,769,455,039.47/3,013,033.24
  6. Step 6: Final answer
    x = 2,733,713.44

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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.