Home / 3,545,131.53-5,316,581.88-1,148,420.10

Finding the Fourth Proportional to 3,545,131.53, 5,316,581.88 and 1,148,420.10

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Solution

The fourth proportional to 3,545,131.53, 5,316,581.88 and 1,148,420.10 is: 1,722,268.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,131.53 : 5,316,581.88 = 1,148,420.10 : x
  2. Step 2: Convert to fraction form
    3,545,131.53/5,316,581.88 = 1,148,420.10/x
  3. Step 3: Cross multiply
    3,545,131.53x = 5,316,581.88 × 1,148,420.10
  4. Step 4: Simplify right side
    3,545,131.53x = 6,105,669,494,287.79
  5. Step 5: Solve for x
    x = 6,105,669,494,287.79/3,545,131.53
  6. Step 6: Final answer
    x = 1,722,268.82

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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.