Home / 1,053,156.60-1,579,898.70-343,019.34

Finding the Fourth Proportional to 1,053,156.60, 1,579,898.70 and 343,019.34

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Solution

The fourth proportional to 1,053,156.60, 1,579,898.70 and 343,019.34 is: 514,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,156.60 : 1,579,898.70 = 343,019.34 : x
  2. Step 2: Convert to fraction form
    1,053,156.60/1,579,898.70 = 343,019.34/x
  3. Step 3: Cross multiply
    1,053,156.60x = 1,579,898.70 × 343,019.34
  4. Step 4: Simplify right side
    1,053,156.60x = 541,935,809,340.86
  5. Step 5: Solve for x
    x = 541,935,809,340.86/1,053,156.60
  6. Step 6: Final answer
    x = 514,582.36

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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.