Home / 1,572,318-2,356,574.22-1,116,191.70

Finding the Fourth Proportional to 1,572,318, 2,356,574.22 and 1,116,191.70

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Solution

The fourth proportional to 1,572,318, 2,356,574.22 and 1,116,191.70 is: 1,672,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,318 : 2,356,574.22 = 1,116,191.70 : x
  2. Step 2: Convert to fraction form
    1,572,318/2,356,574.22 = 1,116,191.70/x
  3. Step 3: Cross multiply
    1,572,318x = 2,356,574.22 × 1,116,191.70
  4. Step 4: Simplify right side
    1,572,318x = 2,630,388,584,797.97
  5. Step 5: Solve for x
    x = 2,630,388,584,797.97/1,572,318
  6. Step 6: Final answer
    x = 1,672,936.76

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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.