Home / 1,073,638.47-1,610,415.64-363,666.49

Finding the Fourth Proportional to 1,073,638.47, 1,610,415.64 and 363,666.49

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Solution

The fourth proportional to 1,073,638.47, 1,610,415.64 and 363,666.49 is: 545,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,638.47 : 1,610,415.64 = 363,666.49 : x
  2. Step 2: Convert to fraction form
    1,073,638.47/1,610,415.64 = 363,666.49/x
  3. Step 3: Cross multiply
    1,073,638.47x = 1,610,415.64 × 363,666.49
  4. Step 4: Simplify right side
    1,073,638.47x = 585,654,203,239.90
  5. Step 5: Solve for x
    x = 585,654,203,239.90/1,073,638.47
  6. Step 6: Final answer
    x = 545,485.49

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1.5x scale

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.