Home / 1,008,025.70-1,512,038.55-609,116.90

Finding the Fourth Proportional to 1,008,025.70, 1,512,038.55 and 609,116.90

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Solution

The fourth proportional to 1,008,025.70, 1,512,038.55 and 609,116.90 is: 913,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,025.70 : 1,512,038.55 = 609,116.90 : x
  2. Step 2: Convert to fraction form
    1,008,025.70/1,512,038.55 = 609,116.90/x
  3. Step 3: Cross multiply
    1,008,025.70x = 1,512,038.55 × 609,116.90
  4. Step 4: Simplify right side
    1,008,025.70x = 921,008,234,256.50
  5. Step 5: Solve for x
    x = 921,008,234,256.50/1,008,025.70
  6. Step 6: Final answer
    x = 913,675.35

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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.