Home / 1,472,433.64-2,208,699.72-407,386.54

Finding the Fourth Proportional to 1,472,433.64, 2,208,699.72 and 407,386.54

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Solution

The fourth proportional to 1,472,433.64, 2,208,699.72 and 407,386.54 is: 611,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,433.64 : 2,208,699.72 = 407,386.54 : x
  2. Step 2: Convert to fraction form
    1,472,433.64/2,208,699.72 = 407,386.54/x
  3. Step 3: Cross multiply
    1,472,433.64x = 2,208,699.72 × 407,386.54
  4. Step 4: Simplify right side
    1,472,433.64x = 899,794,536,829.77
  5. Step 5: Solve for x
    x = 899,794,536,829.77/1,472,433.64
  6. Step 6: Final answer
    x = 611,093.44

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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.