Home / 1,984,159.61-2,975,920.79-544,506.78

Finding the Fourth Proportional to 1,984,159.61, 2,975,920.79 and 544,506.78

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Solution

The fourth proportional to 1,984,159.61, 2,975,920.79 and 544,506.78 is: 816,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,159.61 : 2,975,920.79 = 544,506.78 : x
  2. Step 2: Convert to fraction form
    1,984,159.61/2,975,920.79 = 544,506.78/x
  3. Step 3: Cross multiply
    1,984,159.61x = 2,975,920.79 × 544,506.78
  4. Step 4: Simplify right side
    1,984,159.61x = 1,620,409,044,175.42
  5. Step 5: Solve for x
    x = 1,620,409,044,175.42/1,984,159.61
  6. Step 6: Final answer
    x = 816,672.73

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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.