Home / 1,856,470.23-2,561,882.67-1,029,538.98

Finding the Fourth Proportional to 1,856,470.23, 2,561,882.67 and 1,029,538.98

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Solution

The fourth proportional to 1,856,470.23, 2,561,882.67 and 1,029,538.98 is: 1,420,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,470.23 : 2,561,882.67 = 1,029,538.98 : x
  2. Step 2: Convert to fraction form
    1,856,470.23/2,561,882.67 = 1,029,538.98/x
  3. Step 3: Cross multiply
    1,856,470.23x = 2,561,882.67 × 1,029,538.98
  4. Step 4: Simplify right side
    1,856,470.23x = 2,637,558,070,951.48
  5. Step 5: Solve for x
    x = 2,637,558,070,951.48/1,856,470.23
  6. Step 6: Final answer
    x = 1,420,738.15

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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.