Home / 2,268,000.10-3,402,000.15-670,420.90

Finding the Fourth Proportional to 2,268,000.10, 3,402,000.15 and 670,420.90

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Solution

The fourth proportional to 2,268,000.10, 3,402,000.15 and 670,420.90 is: 1,005,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,000.10 : 3,402,000.15 = 670,420.90 : x
  2. Step 2: Convert to fraction form
    2,268,000.10/3,402,000.15 = 670,420.90/x
  3. Step 3: Cross multiply
    2,268,000.10x = 3,402,000.15 × 670,420.90
  4. Step 4: Simplify right side
    2,268,000.10x = 2,280,772,002,363.14
  5. Step 5: Solve for x
    x = 2,280,772,002,363.14/2,268,000.10
  6. Step 6: Final answer
    x = 1,005,631.35

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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.