Home / 1,103,349.20-1,522,623.24-619,914.07

Finding the Fourth Proportional to 1,103,349.20, 1,522,623.24 and 619,914.07

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Solution

The fourth proportional to 1,103,349.20, 1,522,623.24 and 619,914.07 is: 855,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,349.20 : 1,522,623.24 = 619,914.07 : x
  2. Step 2: Convert to fraction form
    1,103,349.20/1,522,623.24 = 619,914.07/x
  3. Step 3: Cross multiply
    1,103,349.20x = 1,522,623.24 × 619,914.07
  4. Step 4: Simplify right side
    1,103,349.20x = 943,895,559,072.30
  5. Step 5: Solve for x
    x = 943,895,559,072.30/1,103,349.20
  6. Step 6: Final answer
    x = 855,482.16

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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.