Home / 3,829,619.16-5,285,178.30-2,111,045.40

Finding the Fourth Proportional to 3,829,619.16, 5,285,178.30 and 2,111,045.40

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Solution

The fourth proportional to 3,829,619.16, 5,285,178.30 and 2,111,045.40 is: 2,913,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,619.16 : 5,285,178.30 = 2,111,045.40 : x
  2. Step 2: Convert to fraction form
    3,829,619.16/5,285,178.30 = 2,111,045.40/x
  3. Step 3: Cross multiply
    3,829,619.16x = 5,285,178.30 × 2,111,045.40
  4. Step 4: Simplify right side
    3,829,619.16x = 11,157,251,338,394.82
  5. Step 5: Solve for x
    x = 11,157,251,338,394.82/3,829,619.16
  6. Step 6: Final answer
    x = 2,913,410.15

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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.