Home / 1,128,006.66-1,692,453.06-496,477.74

Finding the Fourth Proportional to 1,128,006.66, 1,692,453.06 and 496,477.74

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Solution

The fourth proportional to 1,128,006.66, 1,692,453.06 and 496,477.74 is: 744,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,006.66 : 1,692,453.06 = 496,477.74 : x
  2. Step 2: Convert to fraction form
    1,128,006.66/1,692,453.06 = 496,477.74/x
  3. Step 3: Cross multiply
    1,128,006.66x = 1,692,453.06 × 496,477.74
  4. Step 4: Simplify right side
    1,128,006.66x = 840,265,270,284.88
  5. Step 5: Solve for x
    x = 840,265,270,284.88/1,128,006.66
  6. Step 6: Final answer
    x = 744,911.62

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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.