Home / 1,532,396.72-2,114,707.48-888,190.64

Finding the Fourth Proportional to 1,532,396.72, 2,114,707.48 and 888,190.64

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Solution

The fourth proportional to 1,532,396.72, 2,114,707.48 and 888,190.64 is: 1,225,703.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,396.72 : 2,114,707.48 = 888,190.64 : x
  2. Step 2: Convert to fraction form
    1,532,396.72/2,114,707.48 = 888,190.64/x
  3. Step 3: Cross multiply
    1,532,396.72x = 2,114,707.48 × 888,190.64
  4. Step 4: Simplify right side
    1,532,396.72x = 1,878,263,390,073.99
  5. Step 5: Solve for x
    x = 1,878,263,390,073.99/1,532,396.72
  6. Step 6: Final answer
    x = 1,225,703.09

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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.