Home / 1,136,581.04-1,568,459.58-620,338.64

Finding the Fourth Proportional to 1,136,581.04, 1,568,459.58 and 620,338.64

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Solution

The fourth proportional to 1,136,581.04, 1,568,459.58 and 620,338.64 is: 856,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,581.04 : 1,568,459.58 = 620,338.64 : x
  2. Step 2: Convert to fraction form
    1,136,581.04/1,568,459.58 = 620,338.64/x
  3. Step 3: Cross multiply
    1,136,581.04x = 1,568,459.58 × 620,338.64
  4. Step 4: Simplify right side
    1,136,581.04x = 972,976,082,752.17
  5. Step 5: Solve for x
    x = 972,976,082,752.17/1,136,581.04
  6. Step 6: Final answer
    x = 856,055.18

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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.