Home / 1,453,913.64-2,181,220.38-612,705.96

Finding the Fourth Proportional to 1,453,913.64, 2,181,220.38 and 612,705.96

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Solution

The fourth proportional to 1,453,913.64, 2,181,220.38 and 612,705.96 is: 919,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,913.64 : 2,181,220.38 = 612,705.96 : x
  2. Step 2: Convert to fraction form
    1,453,913.64/2,181,220.38 = 612,705.96/x
  3. Step 3: Cross multiply
    1,453,913.64x = 2,181,220.38 × 612,705.96
  4. Step 4: Simplify right side
    1,453,913.64x = 1,336,446,726,899.46
  5. Step 5: Solve for x
    x = 1,336,446,726,899.46/1,453,913.64
  6. Step 6: Final answer
    x = 919,206.40

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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.