Home / 1,368,900.16-2,051,902.26-515,602.59

Finding the Fourth Proportional to 1,368,900.16, 2,051,902.26 and 515,602.59

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Solution

The fourth proportional to 1,368,900.16, 2,051,902.26 and 515,602.59 is: 772,858.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,900.16 : 2,051,902.26 = 515,602.59 : x
  2. Step 2: Convert to fraction form
    1,368,900.16/2,051,902.26 = 515,602.59/x
  3. Step 3: Cross multiply
    1,368,900.16x = 2,051,902.26 × 515,602.59
  4. Step 4: Simplify right side
    1,368,900.16x = 1,057,966,125,443.98
  5. Step 5: Solve for x
    x = 1,057,966,125,443.98/1,368,900.16
  6. Step 6: Final answer
    x = 772,858.50

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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.