Home / 1,588,304.34-2,382,901.20-642,339.36

Finding the Fourth Proportional to 1,588,304.34, 2,382,901.20 and 642,339.36

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Solution

The fourth proportional to 1,588,304.34, 2,382,901.20 and 642,339.36 is: 963,688.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,304.34 : 2,382,901.20 = 642,339.36 : x
  2. Step 2: Convert to fraction form
    1,588,304.34/2,382,901.20 = 642,339.36/x
  3. Step 3: Cross multiply
    1,588,304.34x = 2,382,901.20 × 642,339.36
  4. Step 4: Simplify right side
    1,588,304.34x = 1,530,631,231,751.23
  5. Step 5: Solve for x
    x = 1,530,631,231,751.23/1,588,304.34
  6. Step 6: Final answer
    x = 963,688.88

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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.