Home / 1,884,511.80-2,825,892.90-819,005.40

Finding the Fourth Proportional to 1,884,511.80, 2,825,892.90 and 819,005.40

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Solution

The fourth proportional to 1,884,511.80, 2,825,892.90 and 819,005.40 is: 1,228,127.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,511.80 : 2,825,892.90 = 819,005.40 : x
  2. Step 2: Convert to fraction form
    1,884,511.80/2,825,892.90 = 819,005.40/x
  3. Step 3: Cross multiply
    1,884,511.80x = 2,825,892.90 × 819,005.40
  4. Step 4: Simplify right side
    1,884,511.80x = 2,314,421,544,921.66
  5. Step 5: Solve for x
    x = 2,314,421,544,921.66/1,884,511.80
  6. Step 6: Final answer
    x = 1,228,127.91

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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.