Home / 1,069,221.48-1,475,513.32-579,181.63

Finding the Fourth Proportional to 1,069,221.48, 1,475,513.32 and 579,181.63

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Solution

The fourth proportional to 1,069,221.48, 1,475,513.32 and 579,181.63 is: 799,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,221.48 : 1,475,513.32 = 579,181.63 : x
  2. Step 2: Convert to fraction form
    1,069,221.48/1,475,513.32 = 579,181.63/x
  3. Step 3: Cross multiply
    1,069,221.48x = 1,475,513.32 × 579,181.63
  4. Step 4: Simplify right side
    1,069,221.48x = 854,590,209,764.31
  5. Step 5: Solve for x
    x = 854,590,209,764.31/1,069,221.48
  6. Step 6: Final answer
    x = 799,263.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.