Home / 1,310,461.86-1,808,138.25-737,292.90

Finding the Fourth Proportional to 1,310,461.86, 1,808,138.25 and 737,292.90

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Solution

The fourth proportional to 1,310,461.86, 1,808,138.25 and 737,292.90 is: 1,017,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,461.86 : 1,808,138.25 = 737,292.90 : x
  2. Step 2: Convert to fraction form
    1,310,461.86/1,808,138.25 = 737,292.90/x
  3. Step 3: Cross multiply
    1,310,461.86x = 1,808,138.25 × 737,292.90
  4. Step 4: Simplify right side
    1,310,461.86x = 1,333,127,493,943.43
  5. Step 5: Solve for x
    x = 1,333,127,493,943.43/1,310,461.86
  6. Step 6: Final answer
    x = 1,017,295.91

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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.