Home / 1,330,352.62-1,835,888.28-757,392.78

Finding the Fourth Proportional to 1,330,352.62, 1,835,888.28 and 757,392.78

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Solution

The fourth proportional to 1,330,352.62, 1,835,888.28 and 757,392.78 is: 1,045,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,352.62 : 1,835,888.28 = 757,392.78 : x
  2. Step 2: Convert to fraction form
    1,330,352.62/1,835,888.28 = 757,392.78/x
  3. Step 3: Cross multiply
    1,330,352.62x = 1,835,888.28 × 757,392.78
  4. Step 4: Simplify right side
    1,330,352.62x = 1,390,488,528,158.62
  5. Step 5: Solve for x
    x = 1,390,488,528,158.62/1,330,352.62
  6. Step 6: Final answer
    x = 1,045,202.98

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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.