Home / 3,113,107.40-4,669,661.10-983,406.80

Finding the Fourth Proportional to 3,113,107.40, 4,669,661.10 and 983,406.80

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Solution

The fourth proportional to 3,113,107.40, 4,669,661.10 and 983,406.80 is: 1,475,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,107.40 : 4,669,661.10 = 983,406.80 : x
  2. Step 2: Convert to fraction form
    3,113,107.40/4,669,661.10 = 983,406.80/x
  3. Step 3: Cross multiply
    3,113,107.40x = 4,669,661.10 × 983,406.80
  4. Step 4: Simplify right side
    3,113,107.40x = 4,592,176,479,435.48
  5. Step 5: Solve for x
    x = 4,592,176,479,435.48/3,113,107.40
  6. Step 6: Final answer
    x = 1,475,110.20

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Similar ratio
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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.