Home / 1,471,171.79-2,030,387.16-859,477.46

Finding the Fourth Proportional to 1,471,171.79, 2,030,387.16 and 859,477.46

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Solution

The fourth proportional to 1,471,171.79, 2,030,387.16 and 859,477.46 is: 1,186,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,171.79 : 2,030,387.16 = 859,477.46 : x
  2. Step 2: Convert to fraction form
    1,471,171.79/2,030,387.16 = 859,477.46/x
  3. Step 3: Cross multiply
    1,471,171.79x = 2,030,387.16 × 859,477.46
  4. Step 4: Simplify right side
    1,471,171.79x = 1,745,071,999,093.41
  5. Step 5: Solve for x
    x = 1,745,071,999,093.41/1,471,171.79
  6. Step 6: Final answer
    x = 1,186,178.26

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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.