Home / 2,178,674.40-3,265,760.80-830,475.16

Finding the Fourth Proportional to 2,178,674.40, 3,265,760.80 and 830,475.16

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Solution

The fourth proportional to 2,178,674.40, 3,265,760.80 and 830,475.16 is: 1,244,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,674.40 : 3,265,760.80 = 830,475.16 : x
  2. Step 2: Convert to fraction form
    2,178,674.40/3,265,760.80 = 830,475.16/x
  3. Step 3: Cross multiply
    2,178,674.40x = 3,265,760.80 × 830,475.16
  4. Step 4: Simplify right side
    2,178,674.40x = 2,712,133,222,901.73
  5. Step 5: Solve for x
    x = 2,712,133,222,901.73/2,178,674.40
  6. Step 6: Final answer
    x = 1,244,854.77

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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.