Home / 1,465,630.70-2,198,447.86-400,681.98

Finding the Fourth Proportional to 1,465,630.70, 2,198,447.86 and 400,681.98

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Solution

The fourth proportional to 1,465,630.70, 2,198,447.86 and 400,681.98 is: 601,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,630.70 : 2,198,447.86 = 400,681.98 : x
  2. Step 2: Convert to fraction form
    1,465,630.70/2,198,447.86 = 400,681.98/x
  3. Step 3: Cross multiply
    1,465,630.70x = 2,198,447.86 × 400,681.98
  4. Step 4: Simplify right side
    1,465,630.70x = 880,878,441,471.56
  5. Step 5: Solve for x
    x = 880,878,441,471.56/1,465,630.70
  6. Step 6: Final answer
    x = 601,023.46

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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.