Home / 3,853,759-5,317,938.02-2,111,426

Finding the Fourth Proportional to 3,853,759, 5,317,938.02 and 2,111,426

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Solution

The fourth proportional to 3,853,759, 5,317,938.02 and 2,111,426 is: 2,913,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,759 : 5,317,938.02 = 2,111,426 : x
  2. Step 2: Convert to fraction form
    3,853,759/5,317,938.02 = 2,111,426/x
  3. Step 3: Cross multiply
    3,853,759x = 5,317,938.02 × 2,111,426
  4. Step 4: Simplify right side
    3,853,759x = 11,228,432,601,816.52
  5. Step 5: Solve for x
    x = 11,228,432,601,816.52/3,853,759
  6. Step 6: Final answer
    x = 2,913,631.24

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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.