Home / 1,300,595.05-1,950,855.90-353,973.97

Finding the Fourth Proportional to 1,300,595.05, 1,950,855.90 and 353,973.97

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Solution

The fourth proportional to 1,300,595.05, 1,950,855.90 and 353,973.97 is: 530,950.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,595.05 : 1,950,855.90 = 353,973.97 : x
  2. Step 2: Convert to fraction form
    1,300,595.05/1,950,855.90 = 353,973.97/x
  3. Step 3: Cross multiply
    1,300,595.05x = 1,950,855.90 × 353,973.97
  4. Step 4: Simplify right side
    1,300,595.05x = 690,552,207,820.92
  5. Step 5: Solve for x
    x = 690,552,207,820.92/1,300,595.05
  6. Step 6: Final answer
    x = 530,950.97

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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.