Home / 3,765,703.16-5,196,543.18-2,155,760.12

Finding the Fourth Proportional to 3,765,703.16, 5,196,543.18 and 2,155,760.12

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Solution

The fourth proportional to 3,765,703.16, 5,196,543.18 and 2,155,760.12 is: 2,974,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,703.16 : 5,196,543.18 = 2,155,760.12 : x
  2. Step 2: Convert to fraction form
    3,765,703.16/5,196,543.18 = 2,155,760.12/x
  3. Step 3: Cross multiply
    3,765,703.16x = 5,196,543.18 × 2,155,760.12
  4. Step 4: Simplify right side
    3,765,703.16x = 11,202,500,549,301.98
  5. Step 5: Solve for x
    x = 11,202,500,549,301.98/3,765,703.16
  6. Step 6: Final answer
    x = 2,974,876.16

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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.