Home / 1,497,123.90-2,245,977.45-432,200.70

Finding the Fourth Proportional to 1,497,123.90, 2,245,977.45 and 432,200.70

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Solution

The fourth proportional to 1,497,123.90, 2,245,977.45 and 432,200.70 is: 648,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,123.90 : 2,245,977.45 = 432,200.70 : x
  2. Step 2: Convert to fraction form
    1,497,123.90/2,245,977.45 = 432,200.70/x
  3. Step 3: Cross multiply
    1,497,123.90x = 2,245,977.45 × 432,200.70
  4. Step 4: Simplify right side
    1,497,123.90x = 970,713,026,074.22
  5. Step 5: Solve for x
    x = 970,713,026,074.22/1,497,123.90
  6. Step 6: Final answer
    x = 648,385.23

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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.