Home / 1,876,045.20-2,811,994.20-1,035,200.40

Finding the Fourth Proportional to 1,876,045.20, 2,811,994.20 and 1,035,200.40

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Solution

The fourth proportional to 1,876,045.20, 2,811,994.20 and 1,035,200.40 is: 1,551,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,045.20 : 2,811,994.20 = 1,035,200.40 : x
  2. Step 2: Convert to fraction form
    1,876,045.20/2,811,994.20 = 1,035,200.40/x
  3. Step 3: Cross multiply
    1,876,045.20x = 2,811,994.20 × 1,035,200.40
  4. Step 4: Simplify right side
    1,876,045.20x = 2,910,977,520,637.68
  5. Step 5: Solve for x
    x = 2,910,977,520,637.68/1,876,045.20
  6. Step 6: Final answer
    x = 1,551,656.39

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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.