Home / 1,359,135.18-1,875,611.37-747,326.43

Finding the Fourth Proportional to 1,359,135.18, 1,875,611.37 and 747,326.43

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Solution

The fourth proportional to 1,359,135.18, 1,875,611.37 and 747,326.43 is: 1,031,313.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,135.18 : 1,875,611.37 = 747,326.43 : x
  2. Step 2: Convert to fraction form
    1,359,135.18/1,875,611.37 = 747,326.43/x
  3. Step 3: Cross multiply
    1,359,135.18x = 1,875,611.37 × 747,326.43
  4. Step 4: Simplify right side
    1,359,135.18x = 1,401,693,949,209.51
  5. Step 5: Solve for x
    x = 1,401,693,949,209.51/1,359,135.18
  6. Step 6: Final answer
    x = 1,031,313.12

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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.