Home / 2,625,489.40-3,938,234.10-630,945.40

Finding the Fourth Proportional to 2,625,489.40, 3,938,234.10 and 630,945.40

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Solution

The fourth proportional to 2,625,489.40, 3,938,234.10 and 630,945.40 is: 946,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,489.40 : 3,938,234.10 = 630,945.40 : x
  2. Step 2: Convert to fraction form
    2,625,489.40/3,938,234.10 = 630,945.40/x
  3. Step 3: Cross multiply
    2,625,489.40x = 3,938,234.10 × 630,945.40
  4. Step 4: Simplify right side
    2,625,489.40x = 2,484,810,689,518.14
  5. Step 5: Solve for x
    x = 2,484,810,689,518.14/2,625,489.40
  6. Step 6: Final answer
    x = 946,418.10

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Double scale
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Similar ratio
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1.5x scale

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.