Home / 1,053,126.52-1,579,853.70-342,989.34

Finding the Fourth Proportional to 1,053,126.52, 1,579,853.70 and 342,989.34

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Solution

The fourth proportional to 1,053,126.52, 1,579,853.70 and 342,989.34 is: 514,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,126.52 : 1,579,853.70 = 342,989.34 : x
  2. Step 2: Convert to fraction form
    1,053,126.52/1,579,853.70 = 342,989.34/x
  3. Step 3: Cross multiply
    1,053,126.52x = 1,579,853.70 × 342,989.34
  4. Step 4: Simplify right side
    1,053,126.52x = 541,872,977,859.56
  5. Step 5: Solve for x
    x = 541,872,977,859.56/1,053,126.52
  6. Step 6: Final answer
    x = 514,537.40

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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.