Home / 2,127,774.56-2,936,321.72-1,160,905.12

Finding the Fourth Proportional to 2,127,774.56, 2,936,321.72 and 1,160,905.12

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Solution

The fourth proportional to 2,127,774.56, 2,936,321.72 and 1,160,905.12 is: 1,602,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,774.56 : 2,936,321.72 = 1,160,905.12 : x
  2. Step 2: Convert to fraction form
    2,127,774.56/2,936,321.72 = 1,160,905.12/x
  3. Step 3: Cross multiply
    2,127,774.56x = 2,936,321.72 × 1,160,905.12
  4. Step 4: Simplify right side
    2,127,774.56x = 3,408,790,918,715.21
  5. Step 5: Solve for x
    x = 3,408,790,918,715.21/2,127,774.56
  6. Step 6: Final answer
    x = 1,602,045.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.