Home / 1,246,518.68-1,868,301.76-572,031.48

Finding the Fourth Proportional to 1,246,518.68, 1,868,301.76 and 572,031.48

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Solution

The fourth proportional to 1,246,518.68, 1,868,301.76 and 572,031.48 is: 857,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,518.68 : 1,868,301.76 = 572,031.48 : x
  2. Step 2: Convert to fraction form
    1,246,518.68/1,868,301.76 = 572,031.48/x
  3. Step 3: Cross multiply
    1,246,518.68x = 1,868,301.76 × 572,031.48
  4. Step 4: Simplify right side
    1,246,518.68x = 1,068,727,420,859.40
  5. Step 5: Solve for x
    x = 1,068,727,420,859.40/1,246,518.68
  6. Step 6: Final answer
    x = 857,369.76

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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.