Home / 3,078,834.78-4,248,666.48-1,702,090.87

Finding the Fourth Proportional to 3,078,834.78, 4,248,666.48 and 1,702,090.87

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Solution

The fourth proportional to 3,078,834.78, 4,248,666.48 and 1,702,090.87 is: 2,348,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,834.78 : 4,248,666.48 = 1,702,090.87 : x
  2. Step 2: Convert to fraction form
    3,078,834.78/4,248,666.48 = 1,702,090.87/x
  3. Step 3: Cross multiply
    3,078,834.78x = 4,248,666.48 × 1,702,090.87
  4. Step 4: Simplify right side
    3,078,834.78x = 7,231,616,425,283.04
  5. Step 5: Solve for x
    x = 7,231,616,425,283.04/3,078,834.78
  6. Step 6: Final answer
    x = 2,348,816.01

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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.