Home / 1,359,466.90-2,039,200.35-911,569.30

Finding the Fourth Proportional to 1,359,466.90, 2,039,200.35 and 911,569.30

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Solution

The fourth proportional to 1,359,466.90, 2,039,200.35 and 911,569.30 is: 1,367,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,466.90 : 2,039,200.35 = 911,569.30 : x
  2. Step 2: Convert to fraction form
    1,359,466.90/2,039,200.35 = 911,569.30/x
  3. Step 3: Cross multiply
    1,359,466.90x = 2,039,200.35 × 911,569.30
  4. Step 4: Simplify right side
    1,359,466.90x = 1,858,872,435,609.26
  5. Step 5: Solve for x
    x = 1,858,872,435,609.26/1,359,466.90
  6. Step 6: Final answer
    x = 1,367,353.95

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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.