Home / 783,592.47-1,176,766.92-772,373.16

Finding the Fourth Proportional to 783,592.47, 1,176,766.92 and 772,373.16

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Solution

The fourth proportional to 783,592.47, 1,176,766.92 and 772,373.16 is: 1,159,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,592.47 : 1,176,766.92 = 772,373.16 : x
  2. Step 2: Convert to fraction form
    783,592.47/1,176,766.92 = 772,373.16/x
  3. Step 3: Cross multiply
    783,592.47x = 1,176,766.92 × 772,373.16
  4. Step 4: Simplify right side
    783,592.47x = 908,903,184,583.87
  5. Step 5: Solve for x
    x = 908,903,184,583.87/783,592.47
  6. Step 6: Final answer
    x = 1,159,918.22

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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.