Home / 3,478,817.49-5,218,718.51-1,082,904.31

Finding the Fourth Proportional to 3,478,817.49, 5,218,718.51 and 1,082,904.31

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Solution

The fourth proportional to 3,478,817.49, 5,218,718.51 and 1,082,904.31 is: 1,624,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,817.49 : 5,218,718.51 = 1,082,904.31 : x
  2. Step 2: Convert to fraction form
    3,478,817.49/5,218,718.51 = 1,082,904.31/x
  3. Step 3: Cross multiply
    3,478,817.49x = 5,218,718.51 × 1,082,904.31
  4. Step 4: Simplify right side
    3,478,817.49x = 5,651,372,761,741.26
  5. Step 5: Solve for x
    x = 5,651,372,761,741.26/3,478,817.49
  6. Step 6: Final answer
    x = 1,624,509.70

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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.