Home / 1,308,542.08-1,807,158.88-901,701.76

Finding the Fourth Proportional to 1,308,542.08, 1,807,158.88 and 901,701.76

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Solution

The fourth proportional to 1,308,542.08, 1,807,158.88 and 901,701.76 is: 1,245,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,542.08 : 1,807,158.88 = 901,701.76 : x
  2. Step 2: Convert to fraction form
    1,308,542.08/1,807,158.88 = 901,701.76/x
  3. Step 3: Cross multiply
    1,308,542.08x = 1,807,158.88 × 901,701.76
  4. Step 4: Simplify right side
    1,308,542.08x = 1,629,518,342,695.63
  5. Step 5: Solve for x
    x = 1,629,518,342,695.63/1,308,542.08
  6. Step 6: Final answer
    x = 1,245,293.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.