Home / 815,457.26-1,223,617.82-592,656.63

Finding the Fourth Proportional to 815,457.26, 1,223,617.82 and 592,656.63

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Solution

The fourth proportional to 815,457.26, 1,223,617.82 and 592,656.63 is: 889,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,457.26 : 1,223,617.82 = 592,656.63 : x
  2. Step 2: Convert to fraction form
    815,457.26/1,223,617.82 = 592,656.63/x
  3. Step 3: Cross multiply
    815,457.26x = 1,223,617.82 × 592,656.63
  4. Step 4: Simplify right side
    815,457.26x = 725,185,210,645.86
  5. Step 5: Solve for x
    x = 725,185,210,645.86/815,457.26
  6. Step 6: Final answer
    x = 889,298.86

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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.