Home / 3,210,087.60-4,815,350.10-1,021,483.80

Finding the Fourth Proportional to 3,210,087.60, 4,815,350.10 and 1,021,483.80

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Solution

The fourth proportional to 3,210,087.60, 4,815,350.10 and 1,021,483.80 is: 1,532,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,087.60 : 4,815,350.10 = 1,021,483.80 : x
  2. Step 2: Convert to fraction form
    3,210,087.60/4,815,350.10 = 1,021,483.80/x
  3. Step 3: Cross multiply
    3,210,087.60x = 4,815,350.10 × 1,021,483.80
  4. Step 4: Simplify right side
    3,210,087.60x = 4,918,802,118,478.38
  5. Step 5: Solve for x
    x = 4,918,802,118,478.38/3,210,087.60
  6. Step 6: Final answer
    x = 1,532,295.29

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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.