Home / 838,569.54-1,255,492.22-753,538.98

Finding the Fourth Proportional to 838,569.54, 1,255,492.22 and 753,538.98

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Solution

The fourth proportional to 838,569.54, 1,255,492.22 and 753,538.98 is: 1,128,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,569.54 : 1,255,492.22 = 753,538.98 : x
  2. Step 2: Convert to fraction form
    838,569.54/1,255,492.22 = 753,538.98/x
  3. Step 3: Cross multiply
    838,569.54x = 1,255,492.22 × 753,538.98
  4. Step 4: Simplify right side
    838,569.54x = 946,062,323,089.04
  5. Step 5: Solve for x
    x = 946,062,323,089.04/838,569.54
  6. Step 6: Final answer
    x = 1,128,185.89

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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.