Home / 1,794,701.80-2,688,423.90-1,118,708.20

Finding the Fourth Proportional to 1,794,701.80, 2,688,423.90 and 1,118,708.20

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Solution

The fourth proportional to 1,794,701.80, 2,688,423.90 and 1,118,708.20 is: 1,675,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,701.80 : 2,688,423.90 = 1,118,708.20 : x
  2. Step 2: Convert to fraction form
    1,794,701.80/2,688,423.90 = 1,118,708.20/x
  3. Step 3: Cross multiply
    1,794,701.80x = 2,688,423.90 × 1,118,708.20
  4. Step 4: Simplify right side
    1,794,701.80x = 3,007,561,862,005.98
  5. Step 5: Solve for x
    x = 3,007,561,862,005.98/1,794,701.80
  6. Step 6: Final answer
    x = 1,675,800.33

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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.