Home / 2,800,655.10-4,201,501.05-907,458.30

Finding the Fourth Proportional to 2,800,655.10, 4,201,501.05 and 907,458.30

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Solution

The fourth proportional to 2,800,655.10, 4,201,501.05 and 907,458.30 is: 1,361,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,655.10 : 4,201,501.05 = 907,458.30 : x
  2. Step 2: Convert to fraction form
    2,800,655.10/4,201,501.05 = 907,458.30/x
  3. Step 3: Cross multiply
    2,800,655.10x = 4,201,501.05 × 907,458.30
  4. Step 4: Simplify right side
    2,800,655.10x = 3,812,687,000,281.22
  5. Step 5: Solve for x
    x = 3,812,687,000,281.22/2,800,655.10
  6. Step 6: Final answer
    x = 1,361,355.42

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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.