Home / 1,145,795.08-1,581,208.02-629,559.76

Finding the Fourth Proportional to 1,145,795.08, 1,581,208.02 and 629,559.76

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Solution

The fourth proportional to 1,145,795.08, 1,581,208.02 and 629,559.76 is: 868,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,795.08 : 1,581,208.02 = 629,559.76 : x
  2. Step 2: Convert to fraction form
    1,145,795.08/1,581,208.02 = 629,559.76/x
  3. Step 3: Cross multiply
    1,145,795.08x = 1,581,208.02 × 629,559.76
  4. Step 4: Simplify right side
    1,145,795.08x = 995,464,941,581.28
  5. Step 5: Solve for x
    x = 995,464,941,581.28/1,145,795.08
  6. Step 6: Final answer
    x = 868,798.41

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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.