Home / 3,210,083.10-4,815,343.35-1,021,479.30

Finding the Fourth Proportional to 3,210,083.10, 4,815,343.35 and 1,021,479.30

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Solution

The fourth proportional to 3,210,083.10, 4,815,343.35 and 1,021,479.30 is: 1,532,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,083.10 : 4,815,343.35 = 1,021,479.30 : x
  2. Step 2: Convert to fraction form
    3,210,083.10/4,815,343.35 = 1,021,479.30/x
  3. Step 3: Cross multiply
    3,210,083.10x = 4,815,343.35 × 1,021,479.30
  4. Step 4: Simplify right side
    3,210,083.10x = 4,918,773,554,417.66
  5. Step 5: Solve for x
    x = 4,918,773,554,417.66/3,210,083.10
  6. Step 6: Final answer
    x = 1,532,288.54

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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.