Home / 1,091,803.20-1,639,394.40-594,139.20

Finding the Fourth Proportional to 1,091,803.20, 1,639,394.40 and 594,139.20

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Solution

The fourth proportional to 1,091,803.20, 1,639,394.40 and 594,139.20 is: 892,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,803.20 : 1,639,394.40 = 594,139.20 : x
  2. Step 2: Convert to fraction form
    1,091,803.20/1,639,394.40 = 594,139.20/x
  3. Step 3: Cross multiply
    1,091,803.20x = 1,639,394.40 × 594,139.20
  4. Step 4: Simplify right side
    1,091,803.20x = 974,028,477,300.48
  5. Step 5: Solve for x
    x = 974,028,477,300.48/1,091,803.20
  6. Step 6: Final answer
    x = 892,128.25

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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.