Home / 1,588,056.36-2,382,092.57-389,979.14

Finding the Fourth Proportional to 1,588,056.36, 2,382,092.57 and 389,979.14

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Solution

The fourth proportional to 1,588,056.36, 2,382,092.57 and 389,979.14 is: 584,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,056.36 : 2,382,092.57 = 389,979.14 : x
  2. Step 2: Convert to fraction form
    1,588,056.36/2,382,092.57 = 389,979.14/x
  3. Step 3: Cross multiply
    1,588,056.36x = 2,382,092.57 × 389,979.14
  4. Step 4: Simplify right side
    1,588,056.36x = 928,966,397,988.63
  5. Step 5: Solve for x
    x = 928,966,397,988.63/1,588,056.36
  6. Step 6: Final answer
    x = 584,970.67

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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.