Home / 1,210,761.36-1,815,296.40-536,476.50

Finding the Fourth Proportional to 1,210,761.36, 1,815,296.40 and 536,476.50

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Solution

The fourth proportional to 1,210,761.36, 1,815,296.40 and 536,476.50 is: 804,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,761.36 : 1,815,296.40 = 536,476.50 : x
  2. Step 2: Convert to fraction form
    1,210,761.36/1,815,296.40 = 536,476.50/x
  3. Step 3: Cross multiply
    1,210,761.36x = 1,815,296.40 × 536,476.50
  4. Step 4: Simplify right side
    1,210,761.36x = 973,863,859,134.60
  5. Step 5: Solve for x
    x = 973,863,859,134.60/1,210,761.36
  6. Step 6: Final answer
    x = 804,340.06

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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.