Home / 1,701,624.70-2,553,421.20-636,774.40

Finding the Fourth Proportional to 1,701,624.70, 2,553,421.20 and 636,774.40

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Solution

The fourth proportional to 1,701,624.70, 2,553,421.20 and 636,774.40 is: 955,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,624.70 : 2,553,421.20 = 636,774.40 : x
  2. Step 2: Convert to fraction form
    1,701,624.70/2,553,421.20 = 636,774.40/x
  3. Step 3: Cross multiply
    1,701,624.70x = 2,553,421.20 × 636,774.40
  4. Step 4: Simplify right side
    1,701,624.70x = 1,625,953,252,577.28
  5. Step 5: Solve for x
    x = 1,625,953,252,577.28/1,701,624.70
  6. Step 6: Final answer
    x = 955,529.88

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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.