Home / 1,070,701.38-1,606,162.79-360,784.78

Finding the Fourth Proportional to 1,070,701.38, 1,606,162.79 and 360,784.78

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Solution

The fourth proportional to 1,070,701.38, 1,606,162.79 and 360,784.78 is: 541,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,701.38 : 1,606,162.79 = 360,784.78 : x
  2. Step 2: Convert to fraction form
    1,070,701.38/1,606,162.79 = 360,784.78/x
  3. Step 3: Cross multiply
    1,070,701.38x = 1,606,162.79 × 360,784.78
  4. Step 4: Simplify right side
    1,070,701.38x = 579,479,091,744.00
  5. Step 5: Solve for x
    x = 579,479,091,744.00/1,070,701.38
  6. Step 6: Final answer
    x = 541,214.48

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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.