Home / 2,727,545.40-4,090,929.30-930,511.80

Finding the Fourth Proportional to 2,727,545.40, 4,090,929.30 and 930,511.80

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Solution

The fourth proportional to 2,727,545.40, 4,090,929.30 and 930,511.80 is: 1,395,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,545.40 : 4,090,929.30 = 930,511.80 : x
  2. Step 2: Convert to fraction form
    2,727,545.40/4,090,929.30 = 930,511.80/x
  3. Step 3: Cross multiply
    2,727,545.40x = 4,090,929.30 × 930,511.80
  4. Step 4: Simplify right side
    2,727,545.40x = 3,806,657,986,615.74
  5. Step 5: Solve for x
    x = 3,806,657,986,615.74/2,727,545.40
  6. Step 6: Final answer
    x = 1,395,635.06

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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.