Home / 1,465,628.70-2,198,444.86-400,679.98

Finding the Fourth Proportional to 1,465,628.70, 2,198,444.86 and 400,679.98

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Solution

The fourth proportional to 1,465,628.70, 2,198,444.86 and 400,679.98 is: 601,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,628.70 : 2,198,444.86 = 400,679.98 : x
  2. Step 2: Convert to fraction form
    1,465,628.70/2,198,444.86 = 400,679.98/x
  3. Step 3: Cross multiply
    1,465,628.70x = 2,198,444.86 × 400,679.98
  4. Step 4: Simplify right side
    1,465,628.70x = 880,872,842,535.90
  5. Step 5: Solve for x
    x = 880,872,842,535.90/1,465,628.70
  6. Step 6: Final answer
    x = 601,020.46

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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.