Home / 1,522,220.76-2,100,733.90-843,157.26

Finding the Fourth Proportional to 1,522,220.76, 2,100,733.90 and 843,157.26

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Solution

The fourth proportional to 1,522,220.76, 2,100,733.90 and 843,157.26 is: 1,163,595.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,220.76 : 2,100,733.90 = 843,157.26 : x
  2. Step 2: Convert to fraction form
    1,522,220.76/2,100,733.90 = 843,157.26/x
  3. Step 3: Cross multiply
    1,522,220.76x = 2,100,733.90 × 843,157.26
  4. Step 4: Simplify right side
    1,522,220.76x = 1,771,249,039,113.11
  5. Step 5: Solve for x
    x = 1,771,249,039,113.11/1,522,220.76
  6. Step 6: Final answer
    x = 1,163,595.38

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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.