Home / 1,044,185.40-1,566,423.90-445,141.80

Finding the Fourth Proportional to 1,044,185.40, 1,566,423.90 and 445,141.80

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Solution

The fourth proportional to 1,044,185.40, 1,566,423.90 and 445,141.80 is: 667,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,185.40 : 1,566,423.90 = 445,141.80 : x
  2. Step 2: Convert to fraction form
    1,044,185.40/1,566,423.90 = 445,141.80/x
  3. Step 3: Cross multiply
    1,044,185.40x = 1,566,423.90 × 445,141.80
  4. Step 4: Simplify right side
    1,044,185.40x = 697,280,754,409.02
  5. Step 5: Solve for x
    x = 697,280,754,409.02/1,044,185.40
  6. Step 6: Final answer
    x = 667,774.86

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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.