Home / 1,008,039-1,511,533.52-475,417.02

Finding the Fourth Proportional to 1,008,039, 1,511,533.52 and 475,417.02

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Solution

The fourth proportional to 1,008,039, 1,511,533.52 and 475,417.02 is: 712,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,039 : 1,511,533.52 = 475,417.02 : x
  2. Step 2: Convert to fraction form
    1,008,039/1,511,533.52 = 475,417.02/x
  3. Step 3: Cross multiply
    1,008,039x = 1,511,533.52 × 475,417.02
  4. Step 4: Simplify right side
    1,008,039x = 718,608,761,708.51
  5. Step 5: Solve for x
    x = 718,608,761,708.51/1,008,039
  6. Step 6: Final answer
    x = 712,877.94

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Double scale
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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.