Home / 3,347,145.15-4,619,157.72-1,896,792.36

Finding the Fourth Proportional to 3,347,145.15, 4,619,157.72 and 1,896,792.36

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Solution

The fourth proportional to 3,347,145.15, 4,619,157.72 and 1,896,792.36 is: 2,617,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,145.15 : 4,619,157.72 = 1,896,792.36 : x
  2. Step 2: Convert to fraction form
    3,347,145.15/4,619,157.72 = 1,896,792.36/x
  3. Step 3: Cross multiply
    3,347,145.15x = 4,619,157.72 × 1,896,792.36
  4. Step 4: Simplify right side
    3,347,145.15x = 8,761,583,072,931.02
  5. Step 5: Solve for x
    x = 8,761,583,072,931.02/3,347,145.15
  6. Step 6: Final answer
    x = 2,617,628.66

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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.