Home / 1,636,302.55-2,258,164.02-911,104.30

Finding the Fourth Proportional to 1,636,302.55, 2,258,164.02 and 911,104.30

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Solution

The fourth proportional to 1,636,302.55, 2,258,164.02 and 911,104.30 is: 1,257,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,302.55 : 2,258,164.02 = 911,104.30 : x
  2. Step 2: Convert to fraction form
    1,636,302.55/2,258,164.02 = 911,104.30/x
  3. Step 3: Cross multiply
    1,636,302.55x = 2,258,164.02 × 911,104.30
  4. Step 4: Simplify right side
    1,636,302.55x = 2,057,422,948,727.29
  5. Step 5: Solve for x
    x = 2,057,422,948,727.29/1,636,302.55
  6. Step 6: Final answer
    x = 1,257,360.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.