Home / 1,198,573.61-1,654,031.49-647,289.26

Finding the Fourth Proportional to 1,198,573.61, 1,654,031.49 and 647,289.26

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Solution

The fourth proportional to 1,198,573.61, 1,654,031.49 and 647,289.26 is: 893,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,573.61 : 1,654,031.49 = 647,289.26 : x
  2. Step 2: Convert to fraction form
    1,198,573.61/1,654,031.49 = 647,289.26/x
  3. Step 3: Cross multiply
    1,198,573.61x = 1,654,031.49 × 647,289.26
  4. Step 4: Simplify right side
    1,198,573.61x = 1,070,636,818,324.93
  5. Step 5: Solve for x
    x = 1,070,636,818,324.93/1,198,573.61
  6. Step 6: Final answer
    x = 893,259.13

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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.