Home / 1,406,690.22-2,107,498.40-866,005.50

Finding the Fourth Proportional to 1,406,690.22, 2,107,498.40 and 866,005.50

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Solution

The fourth proportional to 1,406,690.22, 2,107,498.40 and 866,005.50 is: 1,297,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,690.22 : 2,107,498.40 = 866,005.50 : x
  2. Step 2: Convert to fraction form
    1,406,690.22/2,107,498.40 = 866,005.50/x
  3. Step 3: Cross multiply
    1,406,690.22x = 2,107,498.40 × 866,005.50
  4. Step 4: Simplify right side
    1,406,690.22x = 1,825,105,205,641.20
  5. Step 5: Solve for x
    x = 1,825,105,205,641.20/1,406,690.22
  6. Step 6: Final answer
    x = 1,297,446.43

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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.