Home / 1,457,388.18-2,186,147.88-446,436.36

Finding the Fourth Proportional to 1,457,388.18, 2,186,147.88 and 446,436.36

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Solution

The fourth proportional to 1,457,388.18, 2,186,147.88 and 446,436.36 is: 669,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,388.18 : 2,186,147.88 = 446,436.36 : x
  2. Step 2: Convert to fraction form
    1,457,388.18/2,186,147.88 = 446,436.36/x
  3. Step 3: Cross multiply
    1,457,388.18x = 2,186,147.88 × 446,436.36
  4. Step 4: Simplify right side
    1,457,388.18x = 975,975,901,968.92
  5. Step 5: Solve for x
    x = 975,975,901,968.92/1,457,388.18
  6. Step 6: Final answer
    x = 669,674.64

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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.