Home / 1,008,037.81-1,511,531.73-475,415.83

Finding the Fourth Proportional to 1,008,037.81, 1,511,531.73 and 475,415.83

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Solution

The fourth proportional to 1,008,037.81, 1,511,531.73 and 475,415.83 is: 712,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,037.81 : 1,511,531.73 = 475,415.83 : x
  2. Step 2: Convert to fraction form
    1,008,037.81/1,511,531.73 = 475,415.83/x
  3. Step 3: Cross multiply
    1,008,037.81x = 1,511,531.73 × 475,415.83
  4. Step 4: Simplify right side
    1,008,037.81x = 718,606,111,989.29
  5. Step 5: Solve for x
    x = 718,606,111,989.29/1,008,037.81
  6. Step 6: Final answer
    x = 712,876.15

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1.5x scale

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.