Home / 1,558,415.16-2,337,711.66-436,571.64

Finding the Fourth Proportional to 1,558,415.16, 2,337,711.66 and 436,571.64

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Solution

The fourth proportional to 1,558,415.16, 2,337,711.66 and 436,571.64 is: 654,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,415.16 : 2,337,711.66 = 436,571.64 : x
  2. Step 2: Convert to fraction form
    1,558,415.16/2,337,711.66 = 436,571.64/x
  3. Step 3: Cross multiply
    1,558,415.16x = 2,337,711.66 × 436,571.64
  4. Step 4: Simplify right side
    1,558,415.16x = 1,020,578,613,253.32
  5. Step 5: Solve for x
    x = 1,020,578,613,253.32/1,558,415.16
  6. Step 6: Final answer
    x = 654,882.37

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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.