Home / 1,689,755.10-2,331,851.67-925,806.30

Finding the Fourth Proportional to 1,689,755.10, 2,331,851.67 and 925,806.30

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Solution

The fourth proportional to 1,689,755.10, 2,331,851.67 and 925,806.30 is: 1,277,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,755.10 : 2,331,851.67 = 925,806.30 : x
  2. Step 2: Convert to fraction form
    1,689,755.10/2,331,851.67 = 925,806.30/x
  3. Step 3: Cross multiply
    1,689,755.10x = 2,331,851.67 × 925,806.30
  4. Step 4: Simplify right side
    1,689,755.10x = 2,158,842,966,751.52
  5. Step 5: Solve for x
    x = 2,158,842,966,751.52/1,689,755.10
  6. Step 6: Final answer
    x = 1,277,607.01

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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.