Home / 1,958,433.76-2,935,288.56-1,011,288.16

Finding the Fourth Proportional to 1,958,433.76, 2,935,288.56 and 1,011,288.16

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Solution

The fourth proportional to 1,958,433.76, 2,935,288.56 and 1,011,288.16 is: 1,515,712.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,433.76 : 2,935,288.56 = 1,011,288.16 : x
  2. Step 2: Convert to fraction form
    1,958,433.76/2,935,288.56 = 1,011,288.16/x
  3. Step 3: Cross multiply
    1,958,433.76x = 2,935,288.56 × 1,011,288.16
  4. Step 4: Simplify right side
    1,958,433.76x = 2,968,422,566,911.45
  5. Step 5: Solve for x
    x = 2,968,422,566,911.45/1,958,433.76
  6. Step 6: Final answer
    x = 1,515,712.52

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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.