Home / 1,560,480-2,340,720.96-378,528

Finding the Fourth Proportional to 1,560,480, 2,340,720.96 and 378,528

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Solution

The fourth proportional to 1,560,480, 2,340,720.96 and 378,528 is: 567,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,480 : 2,340,720.96 = 378,528 : x
  2. Step 2: Convert to fraction form
    1,560,480/2,340,720.96 = 378,528/x
  3. Step 3: Cross multiply
    1,560,480x = 2,340,720.96 × 378,528
  4. Step 4: Simplify right side
    1,560,480x = 886,028,423,546.88
  5. Step 5: Solve for x
    x = 886,028,423,546.88/1,560,480
  6. Step 6: Final answer
    x = 567,792.23

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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.