Home / 1,611,010.62-2,415,006.90-545,306.58

Finding the Fourth Proportional to 1,611,010.62, 2,415,006.90 and 545,306.58

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Solution

The fourth proportional to 1,611,010.62, 2,415,006.90 and 545,306.58 is: 817,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,010.62 : 2,415,006.90 = 545,306.58 : x
  2. Step 2: Convert to fraction form
    1,611,010.62/2,415,006.90 = 545,306.58/x
  3. Step 3: Cross multiply
    1,611,010.62x = 2,415,006.90 × 545,306.58
  4. Step 4: Simplify right side
    1,611,010.62x = 1,316,919,153,315.40
  5. Step 5: Solve for x
    x = 1,316,919,153,315.40/1,611,010.62
  6. Step 6: Final answer
    x = 817,449.08

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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.