Home / 1,080,531.32-1,620,866.10-415,683.32

Finding the Fourth Proportional to 1,080,531.32, 1,620,866.10 and 415,683.32

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Solution

The fourth proportional to 1,080,531.32, 1,620,866.10 and 415,683.32 is: 623,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,531.32 : 1,620,866.10 = 415,683.32 : x
  2. Step 2: Convert to fraction form
    1,080,531.32/1,620,866.10 = 415,683.32/x
  3. Step 3: Cross multiply
    1,080,531.32x = 1,620,866.10 × 415,683.32
  4. Step 4: Simplify right side
    1,080,531.32x = 673,767,001,723.45
  5. Step 5: Solve for x
    x = 673,767,001,723.45/1,080,531.32
  6. Step 6: Final answer
    x = 623,551.57

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1.5x scale

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.