Home / 1,310,509.55-1,808,561.37-737,586.83

Finding the Fourth Proportional to 1,310,509.55, 1,808,561.37 and 737,586.83

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Solution

The fourth proportional to 1,310,509.55, 1,808,561.37 and 737,586.83 is: 1,017,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,509.55 : 1,808,561.37 = 737,586.83 : x
  2. Step 2: Convert to fraction form
    1,310,509.55/1,808,561.37 = 737,586.83/x
  3. Step 3: Cross multiply
    1,310,509.55x = 1,808,561.37 × 737,586.83
  4. Step 4: Simplify right side
    1,310,509.55x = 1,333,971,047,758.76
  5. Step 5: Solve for x
    x = 1,333,971,047,758.76/1,310,509.55
  6. Step 6: Final answer
    x = 1,017,902.58

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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.