Home / 2,730,281.80-4,095,422.70-1,213,961.80

Finding the Fourth Proportional to 2,730,281.80, 4,095,422.70 and 1,213,961.80

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Solution

The fourth proportional to 2,730,281.80, 4,095,422.70 and 1,213,961.80 is: 1,820,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,281.80 : 4,095,422.70 = 1,213,961.80 : x
  2. Step 2: Convert to fraction form
    2,730,281.80/4,095,422.70 = 1,213,961.80/x
  3. Step 3: Cross multiply
    2,730,281.80x = 4,095,422.70 × 1,213,961.80
  4. Step 4: Simplify right side
    2,730,281.80x = 4,971,686,712,652.86
  5. Step 5: Solve for x
    x = 4,971,686,712,652.86/2,730,281.80
  6. Step 6: Final answer
    x = 1,820,942.70

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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.