Home / 1,965,530.43-2,948,312.15-545,697.23

Finding the Fourth Proportional to 1,965,530.43, 2,948,312.15 and 545,697.23

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Solution

The fourth proportional to 1,965,530.43, 2,948,312.15 and 545,697.23 is: 818,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,530.43 : 2,948,312.15 = 545,697.23 : x
  2. Step 2: Convert to fraction form
    1,965,530.43/2,948,312.15 = 545,697.23/x
  3. Step 3: Cross multiply
    1,965,530.43x = 2,948,312.15 × 545,697.23
  4. Step 4: Simplify right side
    1,965,530.43x = 1,608,885,773,430.34
  5. Step 5: Solve for x
    x = 1,608,885,773,430.34/1,965,530.43
  6. Step 6: Final answer
    x = 818,550.43

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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.