Home / 1,455,273.80-2,182,910.70-458,001.80

Finding the Fourth Proportional to 1,455,273.80, 2,182,910.70 and 458,001.80

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Solution

The fourth proportional to 1,455,273.80, 2,182,910.70 and 458,001.80 is: 687,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,273.80 : 2,182,910.70 = 458,001.80 : x
  2. Step 2: Convert to fraction form
    1,455,273.80/2,182,910.70 = 458,001.80/x
  3. Step 3: Cross multiply
    1,455,273.80x = 2,182,910.70 × 458,001.80
  4. Step 4: Simplify right side
    1,455,273.80x = 999,777,029,839.26
  5. Step 5: Solve for x
    x = 999,777,029,839.26/1,455,273.80
  6. Step 6: Final answer
    x = 687,002.70

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1.5x scale

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.