Home / 1,486,808.78-2,051,668.91-824,541.98

Finding the Fourth Proportional to 1,486,808.78, 2,051,668.91 and 824,541.98

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Solution

The fourth proportional to 1,486,808.78, 2,051,668.91 and 824,541.98 is: 1,137,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,808.78 : 2,051,668.91 = 824,541.98 : x
  2. Step 2: Convert to fraction form
    1,486,808.78/2,051,668.91 = 824,541.98/x
  3. Step 3: Cross multiply
    1,486,808.78x = 2,051,668.91 × 824,541.98
  4. Step 4: Simplify right side
    1,486,808.78x = 1,691,687,137,158.85
  5. Step 5: Solve for x
    x = 1,691,687,137,158.85/1,486,808.78
  6. Step 6: Final answer
    x = 1,137,797.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.