Home / 1,968,550.16-2,953,237.12-831,315.02

Finding the Fourth Proportional to 1,968,550.16, 2,953,237.12 and 831,315.02

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Solution

The fourth proportional to 1,968,550.16, 2,953,237.12 and 831,315.02 is: 1,247,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,550.16 : 2,953,237.12 = 831,315.02 : x
  2. Step 2: Convert to fraction form
    1,968,550.16/2,953,237.12 = 831,315.02/x
  3. Step 3: Cross multiply
    1,968,550.16x = 2,953,237.12 × 831,315.02
  4. Step 4: Simplify right side
    1,968,550.16x = 2,455,070,358,633.07
  5. Step 5: Solve for x
    x = 2,455,070,358,633.07/1,968,550.16
  6. Step 6: Final answer
    x = 1,247,146.46

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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.