Home / 2,012,435.20-3,018,652.80-2,000,625.40

Finding the Fourth Proportional to 2,012,435.20, 3,018,652.80 and 2,000,625.40

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Solution

The fourth proportional to 2,012,435.20, 3,018,652.80 and 2,000,625.40 is: 3,000,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,435.20 : 3,018,652.80 = 2,000,625.40 : x
  2. Step 2: Convert to fraction form
    2,012,435.20/3,018,652.80 = 2,000,625.40/x
  3. Step 3: Cross multiply
    2,012,435.20x = 3,018,652.80 × 2,000,625.40
  4. Step 4: Simplify right side
    2,012,435.20x = 6,039,193,465,461.12
  5. Step 5: Solve for x
    x = 6,039,193,465,461.12/2,012,435.20
  6. Step 6: Final answer
    x = 3,000,938.10

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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.