Home / 1,479,518.22-2,041,726.59-800,440.14

Finding the Fourth Proportional to 1,479,518.22, 2,041,726.59 and 800,440.14

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Solution

The fourth proportional to 1,479,518.22, 2,041,726.59 and 800,440.14 is: 1,104,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,518.22 : 2,041,726.59 = 800,440.14 : x
  2. Step 2: Convert to fraction form
    1,479,518.22/2,041,726.59 = 800,440.14/x
  3. Step 3: Cross multiply
    1,479,518.22x = 2,041,726.59 × 800,440.14
  4. Step 4: Simplify right side
    1,479,518.22x = 1,634,279,917,541.32
  5. Step 5: Solve for x
    x = 1,634,279,917,541.32/1,479,518.22
  6. Step 6: Final answer
    x = 1,104,602.77

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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.