Home / 1,641,607.65-2,264,775.12-953,161.92

Finding the Fourth Proportional to 1,641,607.65, 2,264,775.12 and 953,161.92

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Solution

The fourth proportional to 1,641,607.65, 2,264,775.12 and 953,161.92 is: 1,314,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,607.65 : 2,264,775.12 = 953,161.92 : x
  2. Step 2: Convert to fraction form
    1,641,607.65/2,264,775.12 = 953,161.92/x
  3. Step 3: Cross multiply
    1,641,607.65x = 2,264,775.12 × 953,161.92
  4. Step 4: Simplify right side
    1,641,607.65x = 2,158,697,401,747.43
  5. Step 5: Solve for x
    x = 2,158,697,401,747.43/1,641,607.65
  6. Step 6: Final answer
    x = 1,314,989.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.