Home / 1,403,653.14-2,105,259.84-457,017.48

Finding the Fourth Proportional to 1,403,653.14, 2,105,259.84 and 457,017.48

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Solution

The fourth proportional to 1,403,653.14, 2,105,259.84 and 457,017.48 is: 685,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,653.14 : 2,105,259.84 = 457,017.48 : x
  2. Step 2: Convert to fraction form
    1,403,653.14/2,105,259.84 = 457,017.48/x
  3. Step 3: Cross multiply
    1,403,653.14x = 2,105,259.84 × 457,017.48
  4. Step 4: Simplify right side
    1,403,653.14x = 962,140,546,822.00
  5. Step 5: Solve for x
    x = 962,140,546,822.00/1,403,653.14
  6. Step 6: Final answer
    x = 685,454.63

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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.