Home / 2,921,507.78-4,402,203.08-2,400,695.60

Finding the Fourth Proportional to 2,921,507.78, 4,402,203.08 and 2,400,695.60

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Solution

The fourth proportional to 2,921,507.78, 4,402,203.08 and 2,400,695.60 is: 3,617,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,507.78 : 4,402,203.08 = 2,400,695.60 : x
  2. Step 2: Convert to fraction form
    2,921,507.78/4,402,203.08 = 2,400,695.60/x
  3. Step 3: Cross multiply
    2,921,507.78x = 4,402,203.08 × 2,400,695.60
  4. Step 4: Simplify right side
    2,921,507.78x = 10,568,349,564,462.45
  5. Step 5: Solve for x
    x = 10,568,349,564,462.45/2,921,507.78
  6. Step 6: Final answer
    x = 3,617,429.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.