Home / 1,354,581.45-2,031,868.13-343,701.45

Finding the Fourth Proportional to 1,354,581.45, 2,031,868.13 and 343,701.45

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Solution

The fourth proportional to 1,354,581.45, 2,031,868.13 and 343,701.45 is: 515,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,581.45 : 2,031,868.13 = 343,701.45 : x
  2. Step 2: Convert to fraction form
    1,354,581.45/2,031,868.13 = 343,701.45/x
  3. Step 3: Cross multiply
    1,354,581.45x = 2,031,868.13 × 343,701.45
  4. Step 4: Simplify right side
    1,354,581.45x = 698,356,020,771.28
  5. Step 5: Solve for x
    x = 698,356,020,771.28/1,354,581.45
  6. Step 6: Final answer
    x = 515,551.15

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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.