Home / 2,142,325.60-2,956,463.74-1,175,455.64

Finding the Fourth Proportional to 2,142,325.60, 2,956,463.74 and 1,175,455.64

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Solution

The fourth proportional to 2,142,325.60, 2,956,463.74 and 1,175,455.64 is: 1,622,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,325.60 : 2,956,463.74 = 1,175,455.64 : x
  2. Step 2: Convert to fraction form
    2,142,325.60/2,956,463.74 = 1,175,455.64/x
  3. Step 3: Cross multiply
    2,142,325.60x = 2,956,463.74 × 1,175,455.64
  4. Step 4: Simplify right side
    2,142,325.60x = 3,475,191,962,856.18
  5. Step 5: Solve for x
    x = 3,475,191,962,856.18/2,142,325.60
  6. Step 6: Final answer
    x = 1,622,158.63

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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.