Home / 1,472,285-2,208,427.65-461,406.82

Finding the Fourth Proportional to 1,472,285, 2,208,427.65 and 461,406.82

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Solution

The fourth proportional to 1,472,285, 2,208,427.65 and 461,406.82 is: 692,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,285 : 2,208,427.65 = 461,406.82 : x
  2. Step 2: Convert to fraction form
    1,472,285/2,208,427.65 = 461,406.82/x
  3. Step 3: Cross multiply
    1,472,285x = 2,208,427.65 × 461,406.82
  4. Step 4: Simplify right side
    1,472,285x = 1,018,983,579,186.57
  5. Step 5: Solve for x
    x = 1,018,983,579,186.57/1,472,285
  6. Step 6: Final answer
    x = 692,110.28

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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.