Home / 2,078,694.40-3,118,041.60-1,182,899.20

Finding the Fourth Proportional to 2,078,694.40, 3,118,041.60 and 1,182,899.20

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Solution

The fourth proportional to 2,078,694.40, 3,118,041.60 and 1,182,899.20 is: 1,774,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,694.40 : 3,118,041.60 = 1,182,899.20 : x
  2. Step 2: Convert to fraction form
    2,078,694.40/3,118,041.60 = 1,182,899.20/x
  3. Step 3: Cross multiply
    2,078,694.40x = 3,118,041.60 × 1,182,899.20
  4. Step 4: Simplify right side
    2,078,694.40x = 3,688,328,914,206.72
  5. Step 5: Solve for x
    x = 3,688,328,914,206.72/2,078,694.40
  6. Step 6: Final answer
    x = 1,774,348.80

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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.