Home / 1,689,348.34-2,331,304.50-925,404.94

Finding the Fourth Proportional to 1,689,348.34, 2,331,304.50 and 925,404.94

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Solution

The fourth proportional to 1,689,348.34, 2,331,304.50 and 925,404.94 is: 1,277,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,348.34 : 2,331,304.50 = 925,404.94 : x
  2. Step 2: Convert to fraction form
    1,689,348.34/2,331,304.50 = 925,404.94/x
  3. Step 3: Cross multiply
    1,689,348.34x = 2,331,304.50 × 925,404.94
  4. Step 4: Simplify right side
    1,689,348.34x = 2,157,400,700,944.23
  5. Step 5: Solve for x
    x = 2,157,400,700,944.23/1,689,348.34
  6. Step 6: Final answer
    x = 1,277,060.89

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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.