Home / 1,403,829.48-2,105,891.86-457,274.02

Finding the Fourth Proportional to 1,403,829.48, 2,105,891.86 and 457,274.02

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Solution

The fourth proportional to 1,403,829.48, 2,105,891.86 and 457,274.02 is: 685,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,829.48 : 2,105,891.86 = 457,274.02 : x
  2. Step 2: Convert to fraction form
    1,403,829.48/2,105,891.86 = 457,274.02/x
  3. Step 3: Cross multiply
    1,403,829.48x = 2,105,891.86 × 457,274.02
  4. Step 4: Simplify right side
    1,403,829.48x = 962,969,636,507.48
  5. Step 5: Solve for x
    x = 962,969,636,507.48/1,403,829.48
  6. Step 6: Final answer
    x = 685,959.12

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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.