Home / 1,968,570.54-2,953,267.56-831,335.40

Finding the Fourth Proportional to 1,968,570.54, 2,953,267.56 and 831,335.40

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Solution

The fourth proportional to 1,968,570.54, 2,953,267.56 and 831,335.40 is: 1,247,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,570.54 : 2,953,267.56 = 831,335.40 : x
  2. Step 2: Convert to fraction form
    1,968,570.54/2,953,267.56 = 831,335.40/x
  3. Step 3: Cross multiply
    1,968,570.54x = 2,953,267.56 × 831,335.40
  4. Step 4: Simplify right side
    1,968,570.54x = 2,455,155,868,299.62
  5. Step 5: Solve for x
    x = 2,455,155,868,299.62/1,968,570.54
  6. Step 6: Final answer
    x = 1,247,176.98

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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.