Home / 2,209,426.16-3,048,979.20-1,242,556.16

Finding the Fourth Proportional to 2,209,426.16, 3,048,979.20 and 1,242,556.16

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Solution

The fourth proportional to 2,209,426.16, 3,048,979.20 and 1,242,556.16 is: 1,714,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,426.16 : 3,048,979.20 = 1,242,556.16 : x
  2. Step 2: Convert to fraction form
    2,209,426.16/3,048,979.20 = 1,242,556.16/x
  3. Step 3: Cross multiply
    2,209,426.16x = 3,048,979.20 × 1,242,556.16
  4. Step 4: Simplify right side
    2,209,426.16x = 3,788,527,886,671.87
  5. Step 5: Solve for x
    x = 3,788,527,886,671.87/2,209,426.16
  6. Step 6: Final answer
    x = 1,714,711.25

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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.