Home / 1,050,135.66-1,572,899.06-868,158.64

Finding the Fourth Proportional to 1,050,135.66, 1,572,899.06 and 868,158.64

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Solution

The fourth proportional to 1,050,135.66, 1,572,899.06 and 868,158.64 is: 1,300,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,135.66 : 1,572,899.06 = 868,158.64 : x
  2. Step 2: Convert to fraction form
    1,050,135.66/1,572,899.06 = 868,158.64/x
  3. Step 3: Cross multiply
    1,050,135.66x = 1,572,899.06 × 868,158.64
  4. Step 4: Simplify right side
    1,050,135.66x = 1,365,525,907,025.03
  5. Step 5: Solve for x
    x = 1,365,525,907,025.03/1,050,135.66
  6. Step 6: Final answer
    x = 1,300,332.86

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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.