Home / 1,114,137.40-1,671,108.90-366,183.40

Finding the Fourth Proportional to 1,114,137.40, 1,671,108.90 and 366,183.40

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Solution

The fourth proportional to 1,114,137.40, 1,671,108.90 and 366,183.40 is: 549,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,137.40 : 1,671,108.90 = 366,183.40 : x
  2. Step 2: Convert to fraction form
    1,114,137.40/1,671,108.90 = 366,183.40/x
  3. Step 3: Cross multiply
    1,114,137.40x = 1,671,108.90 × 366,183.40
  4. Step 4: Simplify right side
    1,114,137.40x = 611,932,338,772.26
  5. Step 5: Solve for x
    x = 611,932,338,772.26/1,114,137.40
  6. Step 6: Final answer
    x = 549,243.15

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Double scale
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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.