Home / 1,170,389.57-1,755,938.37-829,492.31

Finding the Fourth Proportional to 1,170,389.57, 1,755,938.37 and 829,492.31

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Solution

The fourth proportional to 1,170,389.57, 1,755,938.37 and 829,492.31 is: 1,244,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,389.57 : 1,755,938.37 = 829,492.31 : x
  2. Step 2: Convert to fraction form
    1,170,389.57/1,755,938.37 = 829,492.31/x
  3. Step 3: Cross multiply
    1,170,389.57x = 1,755,938.37 × 829,492.31
  4. Step 4: Simplify right side
    1,170,389.57x = 1,456,537,371,925.27
  5. Step 5: Solve for x
    x = 1,456,537,371,925.27/1,170,389.57
  6. Step 6: Final answer
    x = 1,244,489.37

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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.