Home / 1,721,155.79-2,375,239.30-946,806.52

Finding the Fourth Proportional to 1,721,155.79, 2,375,239.30 and 946,806.52

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Solution

The fourth proportional to 1,721,155.79, 2,375,239.30 and 946,806.52 is: 1,306,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,155.79 : 2,375,239.30 = 946,806.52 : x
  2. Step 2: Convert to fraction form
    1,721,155.79/2,375,239.30 = 946,806.52/x
  3. Step 3: Cross multiply
    1,721,155.79x = 2,375,239.30 × 946,806.52
  4. Step 4: Simplify right side
    1,721,155.79x = 2,248,892,058,605.98
  5. Step 5: Solve for x
    x = 2,248,892,058,605.98/1,721,155.79
  6. Step 6: Final answer
    x = 1,306,617.38

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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.