Home / 1,730,012.60-2,595,574.16-831,519.49

Finding the Fourth Proportional to 1,730,012.60, 2,595,574.16 and 831,519.49

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Solution

The fourth proportional to 1,730,012.60, 2,595,574.16 and 831,519.49 is: 1,247,546.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,012.60 : 2,595,574.16 = 831,519.49 : x
  2. Step 2: Convert to fraction form
    1,730,012.60/2,595,574.16 = 831,519.49/x
  3. Step 3: Cross multiply
    1,730,012.60x = 2,595,574.16 × 831,519.49
  4. Step 4: Simplify right side
    1,730,012.60x = 2,158,270,501,780.38
  5. Step 5: Solve for x
    x = 2,158,270,501,780.38/1,730,012.60
  6. Step 6: Final answer
    x = 1,247,546.12

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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.