Home / 1,577,626.11-2,177,297.03-915,483.85

Finding the Fourth Proportional to 1,577,626.11, 2,177,297.03 and 915,483.85

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Solution

The fourth proportional to 1,577,626.11, 2,177,297.03 and 915,483.85 is: 1,263,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,626.11 : 2,177,297.03 = 915,483.85 : x
  2. Step 2: Convert to fraction form
    1,577,626.11/2,177,297.03 = 915,483.85/x
  3. Step 3: Cross multiply
    1,577,626.11x = 2,177,297.03 × 915,483.85
  4. Step 4: Simplify right side
    1,577,626.11x = 1,993,280,264,463.43
  5. Step 5: Solve for x
    x = 1,993,280,264,463.43/1,577,626.11
  6. Step 6: Final answer
    x = 1,263,468.10

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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.