Home / 1,995,421.80-2,992,841.10-575,329.80

Finding the Fourth Proportional to 1,995,421.80, 2,992,841.10 and 575,329.80

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Solution

The fourth proportional to 1,995,421.80, 2,992,841.10 and 575,329.80 is: 862,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,421.80 : 2,992,841.10 = 575,329.80 : x
  2. Step 2: Convert to fraction form
    1,995,421.80/2,992,841.10 = 575,329.80/x
  3. Step 3: Cross multiply
    1,995,421.80x = 2,992,841.10 × 575,329.80
  4. Step 4: Simplify right side
    1,995,421.80x = 1,721,870,671,494.78
  5. Step 5: Solve for x
    x = 1,721,870,671,494.78/1,995,421.80
  6. Step 6: Final answer
    x = 862,910.62

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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.