Home / 1,755,636.47-2,421,808.26-1,429,300.52

Finding the Fourth Proportional to 1,755,636.47, 2,421,808.26 and 1,429,300.52

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Solution

The fourth proportional to 1,755,636.47, 2,421,808.26 and 1,429,300.52 is: 1,971,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,636.47 : 2,421,808.26 = 1,429,300.52 : x
  2. Step 2: Convert to fraction form
    1,755,636.47/2,421,808.26 = 1,429,300.52/x
  3. Step 3: Cross multiply
    1,755,636.47x = 2,421,808.26 × 1,429,300.52
  4. Step 4: Simplify right side
    1,755,636.47x = 3,461,491,793,249.25
  5. Step 5: Solve for x
    x = 3,461,491,793,249.25/1,755,636.47
  6. Step 6: Final answer
    x = 1,971,644.96

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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.