Home / 1,752,666.90-2,629,814.08-672,820.16

Finding the Fourth Proportional to 1,752,666.90, 2,629,814.08 and 672,820.16

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Solution

The fourth proportional to 1,752,666.90, 2,629,814.08 and 672,820.16 is: 1,009,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,666.90 : 2,629,814.08 = 672,820.16 : x
  2. Step 2: Convert to fraction form
    1,752,666.90/2,629,814.08 = 672,820.16/x
  3. Step 3: Cross multiply
    1,752,666.90x = 2,629,814.08 × 672,820.16
  4. Step 4: Simplify right side
    1,752,666.90x = 1,769,391,930,075.85
  5. Step 5: Solve for x
    x = 1,769,391,930,075.85/1,752,666.90
  6. Step 6: Final answer
    x = 1,009,542.62

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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.