Home / 1,380,085.24-1,902,549.72-1,073,623.36

Finding the Fourth Proportional to 1,380,085.24, 1,902,549.72 and 1,073,623.36

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Solution

The fourth proportional to 1,380,085.24, 1,902,549.72 and 1,073,623.36 is: 1,480,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,085.24 : 1,902,549.72 = 1,073,623.36 : x
  2. Step 2: Convert to fraction form
    1,380,085.24/1,902,549.72 = 1,073,623.36/x
  3. Step 3: Cross multiply
    1,380,085.24x = 1,902,549.72 × 1,073,623.36
  4. Step 4: Simplify right side
    1,380,085.24x = 2,042,621,822,953.46
  5. Step 5: Solve for x
    x = 2,042,621,822,953.46/1,380,085.24
  6. Step 6: Final answer
    x = 1,480,069.32

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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.