Home / 1,676,012.81-2,514,031.98-477,934.12

Finding the Fourth Proportional to 1,676,012.81, 2,514,031.98 and 477,934.12

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Solution

The fourth proportional to 1,676,012.81, 2,514,031.98 and 477,934.12 is: 716,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,012.81 : 2,514,031.98 = 477,934.12 : x
  2. Step 2: Convert to fraction form
    1,676,012.81/2,514,031.98 = 477,934.12/x
  3. Step 3: Cross multiply
    1,676,012.81x = 2,514,031.98 × 477,934.12
  4. Step 4: Simplify right side
    1,676,012.81x = 1,201,541,647,053.33
  5. Step 5: Solve for x
    x = 1,201,541,647,053.33/1,676,012.81
  6. Step 6: Final answer
    x = 716,904.81

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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.