Home / 1,310,509.92-1,808,561.88-737,587.20

Finding the Fourth Proportional to 1,310,509.92, 1,808,561.88 and 737,587.20

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Solution

The fourth proportional to 1,310,509.92, 1,808,561.88 and 737,587.20 is: 1,017,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,509.92 : 1,808,561.88 = 737,587.20 : x
  2. Step 2: Convert to fraction form
    1,310,509.92/1,808,561.88 = 737,587.20/x
  3. Step 3: Cross multiply
    1,310,509.92x = 1,808,561.88 × 737,587.20
  4. Step 4: Simplify right side
    1,310,509.92x = 1,333,972,093,095.94
  5. Step 5: Solve for x
    x = 1,333,972,093,095.94/1,310,509.92
  6. Step 6: Final answer
    x = 1,017,903.09

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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.