Home / 1,948,898.20-2,919,200.10-1,575,650.20

Finding the Fourth Proportional to 1,948,898.20, 2,919,200.10 and 1,575,650.20

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Solution

The fourth proportional to 1,948,898.20, 2,919,200.10 and 1,575,650.20 is: 2,360,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,898.20 : 2,919,200.10 = 1,575,650.20 : x
  2. Step 2: Convert to fraction form
    1,948,898.20/2,919,200.10 = 1,575,650.20/x
  3. Step 3: Cross multiply
    1,948,898.20x = 2,919,200.10 × 1,575,650.20
  4. Step 4: Simplify right side
    1,948,898.20x = 4,599,638,221,405.02
  5. Step 5: Solve for x
    x = 4,599,638,221,405.02/1,948,898.20
  6. Step 6: Final answer
    x = 2,360,122.36

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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.