Home / 1,246,935.52-1,870,623.60-405,339.04

Finding the Fourth Proportional to 1,246,935.52, 1,870,623.60 and 405,339.04

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Solution

The fourth proportional to 1,246,935.52, 1,870,623.60 and 405,339.04 is: 608,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,935.52 : 1,870,623.60 = 405,339.04 : x
  2. Step 2: Convert to fraction form
    1,246,935.52/1,870,623.60 = 405,339.04/x
  3. Step 3: Cross multiply
    1,246,935.52x = 1,870,623.60 × 405,339.04
  4. Step 4: Simplify right side
    1,246,935.52x = 758,236,774,225.34
  5. Step 5: Solve for x
    x = 758,236,774,225.34/1,246,935.52
  6. Step 6: Final answer
    x = 608,080.18

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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.