Home / 1,968,572.04-2,953,269.81-831,336.90

Finding the Fourth Proportional to 1,968,572.04, 2,953,269.81 and 831,336.90

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Solution

The fourth proportional to 1,968,572.04, 2,953,269.81 and 831,336.90 is: 1,247,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,572.04 : 2,953,269.81 = 831,336.90 : x
  2. Step 2: Convert to fraction form
    1,968,572.04/2,953,269.81 = 831,336.90/x
  3. Step 3: Cross multiply
    1,968,572.04x = 2,953,269.81 × 831,336.90
  4. Step 4: Simplify right side
    1,968,572.04x = 2,455,162,168,708.99
  5. Step 5: Solve for x
    x = 2,455,162,168,708.99/1,968,572.04
  6. Step 6: Final answer
    x = 1,247,179.23

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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.