Home / 1,031,707.89-1,423,801.35-572,822.48

Finding the Fourth Proportional to 1,031,707.89, 1,423,801.35 and 572,822.48

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Solution

The fourth proportional to 1,031,707.89, 1,423,801.35 and 572,822.48 is: 790,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,707.89 : 1,423,801.35 = 572,822.48 : x
  2. Step 2: Convert to fraction form
    1,031,707.89/1,423,801.35 = 572,822.48/x
  3. Step 3: Cross multiply
    1,031,707.89x = 1,423,801.35 × 572,822.48
  4. Step 4: Simplify right side
    1,031,707.89x = 815,585,420,334.35
  5. Step 5: Solve for x
    x = 815,585,420,334.35/1,031,707.89
  6. Step 6: Final answer
    x = 790,519.71

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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.