Home / 1,009,819.08-1,393,610.40-580,088.16

Finding the Fourth Proportional to 1,009,819.08, 1,393,610.40 and 580,088.16

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Solution

The fourth proportional to 1,009,819.08, 1,393,610.40 and 580,088.16 is: 800,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,819.08 : 1,393,610.40 = 580,088.16 : x
  2. Step 2: Convert to fraction form
    1,009,819.08/1,393,610.40 = 580,088.16/x
  3. Step 3: Cross multiply
    1,009,819.08x = 1,393,610.40 × 580,088.16
  4. Step 4: Simplify right side
    1,009,819.08x = 808,416,892,692.86
  5. Step 5: Solve for x
    x = 808,416,892,692.86/1,009,819.08
  6. Step 6: Final answer
    x = 800,556.17

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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.